Demo 02-chat

README.md

@@ -145,7 +145,7 @@ Tutorial Summary
 Demo Summary
 
 - 01-snake-game.lisp - Sparkey the Snake Game
-
+- 02-chat.lisp       - Chat - Private instant messenger
 
 Enhancements underway:
 

clog-base.lisp

@@ -94,13 +94,14 @@ dicarded. (Private)"))
 ;; jquery-query ;;
 ;;;;;;;;;;;;;;;;;;
 
-(defgeneric jquery-query (clog-obj method)
+(defgeneric jquery-query (clog-obj method &key default-answer)
   (:documentation "Execute the jquery METHOD on OBJ and return
-result. (Private)"))
+result or DEFAULT-ANSWER on time out. (Private)"))
 
-(defmethod jquery-query ((obj clog-obj) method)
+(defmethod jquery-query ((obj clog-obj) method &key (default-answer nil))
   (cc:query (connection-id obj)
-	    (format nil "~A.~A" (jquery obj) method)))
+	    (format nil "~A.~A" (jquery obj) method)
+	    :default-answer default-answer))
 
 ;;;;;;;;;;;;;
 ;; execute ;;
@@ -118,13 +119,14 @@ dicarded. (Private)"))
 ;; query ;;
 ;;;;;;;;;;;
 
-(defgeneric query (clog-obj method)
+(defgeneric query (clog-obj method &key default-answer)
   (:documentation "Execute the JavaScript query METHOD on OBJ and return
-result. (Private)"))
+result or if time out DEFAULT-ANSWER (Private)"))
 
-(defmethod query ((obj clog-obj) method)
+(defmethod query ((obj clog-obj) method &key (default-answer nil))
   (cc:query (connection-id obj)
-	    (format nil "~A.~A" (script-id obj) method)))
+	    (format nil "~A.~A" (script-id obj) method)
+	    :default-answer default-answer))
 
 ;;;;;;;;;;;;;;;;;;;;;;;
 ;; bind-event-script ;;
@@ -273,11 +275,12 @@ result. (Private)"))
 ;; property ;;
 ;;;;;;;;;;;;;;
 
-(defgeneric property (clog-obj property-name)
+(defgeneric property (clog-obj property-name &key default-answer)
-  (:documentation "Get/Setf html property. (eg. draggable)"))
+  (:documentation "Get/Setf html property."))
 
-(defmethod property ((obj clog-obj) property-name)
+(defmethod property ((obj clog-obj) property-name &key (default-answer nil))
-  (jquery-query obj (format nil "prop('~A')" property-name)))
+  (jquery-query obj (format nil "prop('~A')" property-name)
+		:default-answer default-answer))
 
 (defgeneric set-property (clog-obj property-name value)
   (:documentation "Set html property."))

clog-connection.lisp

@@ -351,10 +351,11 @@ path by querying the browser. See PATH-NAME (CLOG-LOCATION)."
 ;; query ;;
 ;;;;;;;;;;;
 
-(defun query (connection-id script)
+(defun query (connection-id script &key (default-answer nil))
-  "Execute SCRIPT on CONNECTION-ID, return value."
+  "Execute SCRIPT on CONNECTION-ID, return value. If times out answer
+DEFAULT-ANSWER."
   (let ((uid (generate-id)))
-    (prep-query uid nil)
+    (prep-query uid default-answer)
     (execute connection-id
 	     (format nil "ws.send (\"~A:\"+eval(\"~A\"));"
 		     uid

clog-element.lisp

@@ -95,11 +95,13 @@ attach an existing element with HTML-ID. The HTML-ID must be unique."))
 ;; style ;;
 ;;;;;;;;;;;
 
-(defgeneric style (clog-element style-name)
+(defgeneric style (clog-element style-name &key default-answer)
   (:documentation "Get/Setf css style."))
 
-(defmethod style ((obj clog-element) style-name)
+(defmethod style ((obj clog-element) style-name
-  (jquery-query obj (format nil "css('~A')" style-name)))
+		      &key (default-answer nil))
+  (jquery-query obj (format nil "css('~A')" style-name)
+		:default-answer default-answer))
 
 (defgeneric set-style (clog-element style-name value)
   (:documentation "Set css style."))
@@ -113,11 +115,13 @@ attach an existing element with HTML-ID. The HTML-ID must be unique."))
 ;; attribute ;;
 ;;;;;;;;;;;;;;;
 
-(defgeneric attribute (clog-element attribute-name)
+(defgeneric attribute (clog-element attribute-name &key default-answer)
   (:documentation "Get/Setf html tag attribute. (eg. src on img tag)"))
 
-(defmethod attribute ((obj clog-element) attribute-name)
+(defmethod attribute ((obj clog-element) attribute-name
-  (jquery-query obj (format nil "attr('~A')" attribute-name)))
+		      &key (default-answer nil))
+  (jquery-query obj (format nil "attr('~A')" attribute-name)
+		:default-answer default-answer))
 
 (defgeneric remove-attribute (clog-element attribute-name)
   (:documentation "Get/Setf html tag attribute. (eg. src on img tag)"))
@@ -470,7 +474,7 @@ spell checking if Editable is also true."))
 in pixels. It does not include the margin or padding."))
 
 (defmethod client-left ((obj clog-element))
-  (parse-integer (property obj "clientLeft")))
+  (parse-integer (property obj "clientLeft" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;
 ;; client-top ;;
@@ -481,7 +485,7 @@ in pixels. It does not include the margin or padding."))
 in pixels. It does not include the margin or padding."))
 
 (defmethod client-top ((obj clog-element))
-  (parse-integer (property obj "clientTop")))
+  (parse-integer (property obj "clientTop" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;;
 ;; client-width ;;
@@ -493,7 +497,7 @@ CSS width + CSS padding - width of vertical scrollbar (if present)
 Does not include the border or margin."))
 
 (defmethod client-width ((obj clog-element))
-  (parse-integer (property obj "clientWidth")))
+  (parse-integer (property obj "clientWidth" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;;;
 ;; client-height ;;
@@ -505,7 +509,7 @@ CSS height + CSS padding - height of horizontal scrollbar (if present)
 Does not include the border or margin."))
 
 (defmethod client-height ((obj clog-element))
-  (parse-integer (property obj "clientHeight")))
+  (parse-integer (property obj "clientHeight" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;
 ;; offset-left ;;
@@ -596,7 +600,7 @@ content has been scrolled upward."))
 of an element or the width of the element itself, whichever is greater."))
 
 (defmethod scroll-width ((obj clog-element))
-  (parse-integer (property obj "scrollWidth")))
+  (parse-integer (property obj "scrollWidth" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;;;
 ;; scroll-height ;;
@@ -607,7 +611,7 @@ of an element or the width of the element itself, whichever is greater."))
 content not visible on the screen due to overflow."))
 
 (defmethod scroll-height ((obj clog-element))
-  (parse-integer (property obj "scrollHeight")))
+  (parse-integer (property obj "scrollHeight" :default-answer 0)))
 
 ;;;;;;;;;;;;;;
 ;; html-tag ;;
@@ -1322,7 +1326,7 @@ right, top and bottom are interpreted.
 parent in the DOM."))
 
 (defmethod position-top ((obj clog-element))
-  (parse-integer (jquery-query obj "position().top")))
+  (parse-integer (jquery-query obj "position().top" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;;;
 ;; position-left ;;
@@ -1333,7 +1337,7 @@ parent in the DOM."))
 parent in the DOM."))
 
 (defmethod position-left ((obj clog-element))
-  (parse-integer (jquery-query obj "position().left")))
+  (parse-integer (jquery-query obj "position().left" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;
 ;; offset-top ;;
@@ -1343,7 +1347,7 @@ parent in the DOM."))
   (:documentation "Position in pixels from top relative to the document."))
 
 (defmethod offset-top ((obj clog-element))
-  (parse-integer (jquery-query obj "offset().top")))
+  (parse-integer (jquery-query obj "offset().top" :default-answer 0)))
 
 ;;;;;;;;;;;;;;;;;
 ;; offset-left ;;
@@ -1353,7 +1357,7 @@ parent in the DOM."))
   (:documentation "Position in pixels from left relative to the document."))
 
 (defmethod offset-left ((obj clog-element))
-  (parse-integer (jquery-query obj "offset().left")))
+  (parse-integer (jquery-query obj "offset().left" :default-answer 0)))
 
 ;;;;;;;;;;
 ;; left ;;

clog.lisp

@@ -170,6 +170,10 @@ embedded in a native template application.)"
   (offset-top          generic-function)
   (offset-width        generic-function)
   (offset-height       generic-function)
+  (scroll-left         generic-function)
+  (scroll-top          generic-function)
+  (scroll-width        generic-function)
+  (scroll-height       generic-function)
   (html-tag            generic-function)
 
   "CLOG-Element - Styles"

demos/02-chat.lisp

@@ -0,0 +1,77 @@
+(defpackage #:clog-user
+  (:use #:cl #:clog)
+  (:export start-demo))
+
+(in-package :clog-user)
+
+(defvar *global-list-box-hash* (make-hash-table :test 'equalp)
+  "Username to update function")
+
+(defun send-message (user msg)
+  (maphash (lambda (key value)
+	     (create-span value :content (format nil "~A : ~A<br>" user msg))
+	     (setf (scroll-top value) (scroll-height value)))
+	   *global-list-box-hash*))
+
+(defun on-new-window (body)
+  (load-css (html-document body) "/css/w3.css")
+  (setf (title (html-document body)) "CLOG Chat")
+  
+  (let* ((backdrop   (create-div body :class "w3-container w3-cyan"))
+	 
+	 (form-box   (create-div backdrop :class "w3-container w3-white"))
+	 
+	 (start-form (create-form form-box))
+	 (caption    (create-section start-form :h3 :content "Sign In"))
+	 (name-entry (create-form-element start-form :input :label
+					  (create-label start-form :content "Chat Handle:")))
+	 (ok-button  (create-button start-form :content "OK"))
+	 (tmp        (create-p start-form))
+
+	 (chat-box   (create-form form-box))
+	 (tmp        (create-br chat-box))
+	 (messages   (create-div chat-box))
+	 (tmp        (create-br chat-box))
+	 (out-entry  (create-form-element chat-box :input))
+	 (out-ok     (create-button chat-box :content "OK"))
+	 (tmp        (create-p chat-box))
+	 (user-name))
+
+    (setf (hiddenp chat-box) t)
+    
+    (setf (background-color backdrop) :blue)
+    (setf (height backdrop) "100vh")
+    (setf (display backdrop) :flex)
+    (setf (justify-content backdrop) :center)
+    (setf (align-items backdrop) :center)
+
+    (setf (background-color form-box) :white)
+    (setf (display backdrop) :flex)
+    (setf (justify-content backdrop) :center)
+    (setf (width form-box) "60vh")
+
+    (setf (height messages) "70vh")
+    (setf (width messages) "100%")
+    (set-border messages :thin :solid :black)
+    (setf (overflow messages) :scroll)
+    
+    (set-on-click ok-button
+		  (lambda (obj)
+		    (setf (hiddenp start-form) t)
+		    (setf user-name (value name-entry))
+		    (setf (gethash user-name *global-list-box-hash*) messages)
+		    (setf (hiddenp chat-box) nil)))
+
+    (set-on-click out-ok
+		  (lambda (obj)
+		    (send-message user-name (value out-entry))
+		    (setf (value out-entry) "")))
+
+    (run body)
+    (remhash user-name *global-list-box-hash*)))
+
+(defun start-demo ()
+  "Start demo."
+
+  (initialize #'on-new-window)
+  (open-browser))

demos/README.md

@@ -35,3 +35,4 @@ Most demos startup a browser, if not use http://127.0.0.1:8080
 Demo Summary
 
 - 01-snake-game.lisp - Sparkey the Snake Game
+- 02-chat.lisp       - Chat - Private instant messenger

static-files/css/w3.css

@@ -0,0 +1,235 @@
+/* W3.CSS 4.15 December 2020 by Jan Egil and Borge Refsnes */
+html{box-sizing:border-box}*,*:before,*:after{box-sizing:inherit}
+/* Extract from normalize.css by Nicolas Gallagher and Jonathan Neal git.io/normalize */
+html{-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}body{margin:0}
+article,aside,details,figcaption,figure,footer,header,main,menu,nav,section{display:block}summary{display:list-item}
+audio,canvas,progress,video{display:inline-block}progress{vertical-align:baseline}
+audio:not([controls]){display:none;height:0}[hidden],template{display:none}
+a{background-color:transparent}a:active,a:hover{outline-width:0}
+abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline dotted}
+b,strong{font-weight:bolder}dfn{font-style:italic}mark{background:#ff0;color:#000}
+small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}
+sub{bottom:-0.25em}sup{top:-0.5em}figure{margin:1em 40px}img{border-style:none}
+code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}hr{box-sizing:content-box;height:0;overflow:visible}
+button,input,select,textarea,optgroup{font:inherit;margin:0}optgroup{font-weight:bold}
+button,input{overflow:visible}button,select{text-transform:none}
+button,[type=button],[type=reset],[type=submit]{-webkit-appearance:button}
+button::-moz-focus-inner,[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner{border-style:none;padding:0}
+button:-moz-focusring,[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring{outline:1px dotted ButtonText}
+fieldset{border:1px solid #c0c0c0;margin:0 2px;padding:.35em .625em .75em}
+legend{color:inherit;display:table;max-width:100%;padding:0;white-space:normal}textarea{overflow:auto}
+[type=checkbox],[type=radio]{padding:0}
+[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}
+[type=search]{-webkit-appearance:textfield;outline-offset:-2px}
+[type=search]::-webkit-search-decoration{-webkit-appearance:none}
+::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}
+/* End extract */
+html,body{font-family:Verdana,sans-serif;font-size:15px;line-height:1.5}html{overflow-x:hidden}
+h1{font-size:36px}h2{font-size:30px}h3{font-size:24px}h4{font-size:20px}h5{font-size:18px}h6{font-size:16px}
+.w3-serif{font-family:serif}.w3-sans-serif{font-family:sans-serif}.w3-cursive{font-family:cursive}.w3-monospace{font-family:monospace}
+h1,h2,h3,h4,h5,h6{font-family:"Segoe UI",Arial,sans-serif;font-weight:400;margin:10px 0}.w3-wide{letter-spacing:4px}
+hr{border:0;border-top:1px solid #eee;margin:20px 0}
+.w3-image{max-width:100%;height:auto}img{vertical-align:middle}a{color:inherit}
+.w3-table,.w3-table-all{border-collapse:collapse;border-spacing:0;width:100%;display:table}.w3-table-all{border:1px solid #ccc}
+.w3-bordered tr,.w3-table-all tr{border-bottom:1px solid #ddd}.w3-striped tbody tr:nth-child(even){background-color:#f1f1f1}
+.w3-table-all tr:nth-child(odd){background-color:#fff}.w3-table-all tr:nth-child(even){background-color:#f1f1f1}
+.w3-hoverable tbody tr:hover,.w3-ul.w3-hoverable li:hover{background-color:#ccc}.w3-centered tr th,.w3-centered tr td{text-align:center}
+.w3-table td,.w3-table th,.w3-table-all td,.w3-table-all th{padding:8px 8px;display:table-cell;text-align:left;vertical-align:top}
+.w3-table th:first-child,.w3-table td:first-child,.w3-table-all th:first-child,.w3-table-all td:first-child{padding-left:16px}
+.w3-btn,.w3-button{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;color:inherit;background-color:inherit;text-align:center;cursor:pointer;white-space:nowrap}
+.w3-btn:hover{box-shadow:0 8px 16px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19)}
+.w3-btn,.w3-button{-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}   
+.w3-disabled,.w3-btn:disabled,.w3-button:disabled{cursor:not-allowed;opacity:0.3}.w3-disabled *,:disabled *{pointer-events:none}
+.w3-btn.w3-disabled:hover,.w3-btn:disabled:hover{box-shadow:none}
+.w3-badge,.w3-tag{background-color:#000;color:#fff;display:inline-block;padding-left:8px;padding-right:8px;text-align:center}.w3-badge{border-radius:50%}
+.w3-ul{list-style-type:none;padding:0;margin:0}.w3-ul li{padding:8px 16px;border-bottom:1px solid #ddd}.w3-ul li:last-child{border-bottom:none}
+.w3-tooltip,.w3-display-container{position:relative}.w3-tooltip .w3-text{display:none}.w3-tooltip:hover .w3-text{display:inline-block}
+.w3-ripple:active{opacity:0.5}.w3-ripple{transition:opacity 0s}
+.w3-input{padding:8px;display:block;border:none;border-bottom:1px solid #ccc;width:100%}
+.w3-select{padding:9px 0;width:100%;border:none;border-bottom:1px solid #ccc}
+.w3-dropdown-click,.w3-dropdown-hover{position:relative;display:inline-block;cursor:pointer}
+.w3-dropdown-hover:hover .w3-dropdown-content{display:block}
+.w3-dropdown-hover:first-child,.w3-dropdown-click:hover{background-color:#ccc;color:#000}
+.w3-dropdown-hover:hover > .w3-button:first-child,.w3-dropdown-click:hover > .w3-button:first-child{background-color:#ccc;color:#000}
+.w3-dropdown-content{cursor:auto;color:#000;background-color:#fff;display:none;position:absolute;min-width:160px;margin:0;padding:0;z-index:1}
+.w3-check,.w3-radio{width:24px;height:24px;position:relative;top:6px}
+.w3-sidebar{height:100%;width:200px;background-color:#fff;position:fixed!important;z-index:1;overflow:auto}
+.w3-bar-block .w3-dropdown-hover,.w3-bar-block .w3-dropdown-click{width:100%}
+.w3-bar-block .w3-dropdown-hover .w3-dropdown-content,.w3-bar-block .w3-dropdown-click .w3-dropdown-content{min-width:100%}
+.w3-bar-block .w3-dropdown-hover .w3-button,.w3-bar-block .w3-dropdown-click .w3-button{width:100%;text-align:left;padding:8px 16px}
+.w3-main,#main{transition:margin-left .4s}
+.w3-modal{z-index:3;display:none;padding-top:100px;position:fixed;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgb(0,0,0);background-color:rgba(0,0,0,0.4)}
+.w3-modal-content{margin:auto;background-color:#fff;position:relative;padding:0;outline:0;width:600px}
+.w3-bar{width:100%;overflow:hidden}.w3-center .w3-bar{display:inline-block;width:auto}
+.w3-bar .w3-bar-item{padding:8px 16px;float:left;width:auto;border:none;display:block;outline:0}
+.w3-bar .w3-dropdown-hover,.w3-bar .w3-dropdown-click{position:static;float:left}
+.w3-bar .w3-button{white-space:normal}
+.w3-bar-block .w3-bar-item{width:100%;display:block;padding:8px 16px;text-align:left;border:none;white-space:normal;float:none;outline:0}
+.w3-bar-block.w3-center .w3-bar-item{text-align:center}.w3-block{display:block;width:100%}
+.w3-responsive{display:block;overflow-x:auto}
+.w3-container:after,.w3-container:before,.w3-panel:after,.w3-panel:before,.w3-row:after,.w3-row:before,.w3-row-padding:after,.w3-row-padding:before,
+.w3-cell-row:before,.w3-cell-row:after,.w3-clear:after,.w3-clear:before,.w3-bar:before,.w3-bar:after{content:"";display:table;clear:both}
+.w3-col,.w3-half,.w3-third,.w3-twothird,.w3-threequarter,.w3-quarter{float:left;width:100%}
+.w3-col.s1{width:8.33333%}.w3-col.s2{width:16.66666%}.w3-col.s3{width:24.99999%}.w3-col.s4{width:33.33333%}
+.w3-col.s5{width:41.66666%}.w3-col.s6{width:49.99999%}.w3-col.s7{width:58.33333%}.w3-col.s8{width:66.66666%}
+.w3-col.s9{width:74.99999%}.w3-col.s10{width:83.33333%}.w3-col.s11{width:91.66666%}.w3-col.s12{width:99.99999%}
+@media (min-width:601px){.w3-col.m1{width:8.33333%}.w3-col.m2{width:16.66666%}.w3-col.m3,.w3-quarter{width:24.99999%}.w3-col.m4,.w3-third{width:33.33333%}
+.w3-col.m5{width:41.66666%}.w3-col.m6,.w3-half{width:49.99999%}.w3-col.m7{width:58.33333%}.w3-col.m8,.w3-twothird{width:66.66666%}
+.w3-col.m9,.w3-threequarter{width:74.99999%}.w3-col.m10{width:83.33333%}.w3-col.m11{width:91.66666%}.w3-col.m12{width:99.99999%}}
+@media (min-width:993px){.w3-col.l1{width:8.33333%}.w3-col.l2{width:16.66666%}.w3-col.l3{width:24.99999%}.w3-col.l4{width:33.33333%}
+.w3-col.l5{width:41.66666%}.w3-col.l6{width:49.99999%}.w3-col.l7{width:58.33333%}.w3-col.l8{width:66.66666%}
+.w3-col.l9{width:74.99999%}.w3-col.l10{width:83.33333%}.w3-col.l11{width:91.66666%}.w3-col.l12{width:99.99999%}}
+.w3-rest{overflow:hidden}.w3-stretch{margin-left:-16px;margin-right:-16px}
+.w3-content,.w3-auto{margin-left:auto;margin-right:auto}.w3-content{max-width:980px}.w3-auto{max-width:1140px}
+.w3-cell-row{display:table;width:100%}.w3-cell{display:table-cell}
+.w3-cell-top{vertical-align:top}.w3-cell-middle{vertical-align:middle}.w3-cell-bottom{vertical-align:bottom}
+.w3-hide{display:none!important}.w3-show-block,.w3-show{display:block!important}.w3-show-inline-block{display:inline-block!important}
+@media (max-width:1205px){.w3-auto{max-width:95%}}
+@media (max-width:600px){.w3-modal-content{margin:0 10px;width:auto!important}.w3-modal{padding-top:30px}
+.w3-dropdown-hover.w3-mobile .w3-dropdown-content,.w3-dropdown-click.w3-mobile .w3-dropdown-content{position:relative}	
+.w3-hide-small{display:none!important}.w3-mobile{display:block;width:100%!important}.w3-bar-item.w3-mobile,.w3-dropdown-hover.w3-mobile,.w3-dropdown-click.w3-mobile{text-align:center}
+.w3-dropdown-hover.w3-mobile,.w3-dropdown-hover.w3-mobile .w3-btn,.w3-dropdown-hover.w3-mobile .w3-button,.w3-dropdown-click.w3-mobile,.w3-dropdown-click.w3-mobile .w3-btn,.w3-dropdown-click.w3-mobile .w3-button{width:100%}}
+@media (max-width:768px){.w3-modal-content{width:500px}.w3-modal{padding-top:50px}}
+@media (min-width:993px){.w3-modal-content{width:900px}.w3-hide-large{display:none!important}.w3-sidebar.w3-collapse{display:block!important}}
+@media (max-width:992px) and (min-width:601px){.w3-hide-medium{display:none!important}}
+@media (max-width:992px){.w3-sidebar.w3-collapse{display:none}.w3-main{margin-left:0!important;margin-right:0!important}.w3-auto{max-width:100%}}
+.w3-top,.w3-bottom{position:fixed;width:100%;z-index:1}.w3-top{top:0}.w3-bottom{bottom:0}
+.w3-overlay{position:fixed;display:none;width:100%;height:100%;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,0.5);z-index:2}
+.w3-display-topleft{position:absolute;left:0;top:0}.w3-display-topright{position:absolute;right:0;top:0}
+.w3-display-bottomleft{position:absolute;left:0;bottom:0}.w3-display-bottomright{position:absolute;right:0;bottom:0}
+.w3-display-middle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);-ms-transform:translate(-50%,-50%)}
+.w3-display-left{position:absolute;top:50%;left:0%;transform:translate(0%,-50%);-ms-transform:translate(-0%,-50%)}
+.w3-display-right{position:absolute;top:50%;right:0%;transform:translate(0%,-50%);-ms-transform:translate(0%,-50%)}
+.w3-display-topmiddle{position:absolute;left:50%;top:0;transform:translate(-50%,0%);-ms-transform:translate(-50%,0%)}
+.w3-display-bottommiddle{position:absolute;left:50%;bottom:0;transform:translate(-50%,0%);-ms-transform:translate(-50%,0%)}
+.w3-display-container:hover .w3-display-hover{display:block}.w3-display-container:hover span.w3-display-hover{display:inline-block}.w3-display-hover{display:none}
+.w3-display-position{position:absolute}
+.w3-circle{border-radius:50%}
+.w3-round-small{border-radius:2px}.w3-round,.w3-round-medium{border-radius:4px}.w3-round-large{border-radius:8px}.w3-round-xlarge{border-radius:16px}.w3-round-xxlarge{border-radius:32px}
+.w3-row-padding,.w3-row-padding>.w3-half,.w3-row-padding>.w3-third,.w3-row-padding>.w3-twothird,.w3-row-padding>.w3-threequarter,.w3-row-padding>.w3-quarter,.w3-row-padding>.w3-col{padding:0 8px}
+.w3-container,.w3-panel{padding:0.01em 16px}.w3-panel{margin-top:16px;margin-bottom:16px}
+.w3-code,.w3-codespan{font-family:Consolas,"courier new";font-size:16px}
+.w3-code{width:auto;background-color:#fff;padding:8px 12px;border-left:4px solid #4CAF50;word-wrap:break-word}
+.w3-codespan{color:crimson;background-color:#f1f1f1;padding-left:4px;padding-right:4px;font-size:110%}
+.w3-card,.w3-card-2{box-shadow:0 2px 5px 0 rgba(0,0,0,0.16),0 2px 10px 0 rgba(0,0,0,0.12)}
+.w3-card-4,.w3-hover-shadow:hover{box-shadow:0 4px 10px 0 rgba(0,0,0,0.2),0 4px 20px 0 rgba(0,0,0,0.19)}
+.w3-spin{animation:w3-spin 2s infinite linear}@keyframes w3-spin{0%{transform:rotate(0deg)}100%{transform:rotate(359deg)}}
+.w3-animate-fading{animation:fading 10s infinite}@keyframes fading{0%{opacity:0}50%{opacity:1}100%{opacity:0}}
+.w3-animate-opacity{animation:opac 0.8s}@keyframes opac{from{opacity:0} to{opacity:1}}
+.w3-animate-top{position:relative;animation:animatetop 0.4s}@keyframes animatetop{from{top:-300px;opacity:0} to{top:0;opacity:1}}
+.w3-animate-left{position:relative;animation:animateleft 0.4s}@keyframes animateleft{from{left:-300px;opacity:0} to{left:0;opacity:1}}
+.w3-animate-right{position:relative;animation:animateright 0.4s}@keyframes animateright{from{right:-300px;opacity:0} to{right:0;opacity:1}}
+.w3-animate-bottom{position:relative;animation:animatebottom 0.4s}@keyframes animatebottom{from{bottom:-300px;opacity:0} to{bottom:0;opacity:1}}
+.w3-animate-zoom {animation:animatezoom 0.6s}@keyframes animatezoom{from{transform:scale(0)} to{transform:scale(1)}}
+.w3-animate-input{transition:width 0.4s ease-in-out}.w3-animate-input:focus{width:100%!important}
+.w3-opacity,.w3-hover-opacity:hover{opacity:0.60}.w3-opacity-off,.w3-hover-opacity-off:hover{opacity:1}
+.w3-opacity-max{opacity:0.25}.w3-opacity-min{opacity:0.75}
+.w3-greyscale-max,.w3-grayscale-max,.w3-hover-greyscale:hover,.w3-hover-grayscale:hover{filter:grayscale(100%)}
+.w3-greyscale,.w3-grayscale{filter:grayscale(75%)}.w3-greyscale-min,.w3-grayscale-min{filter:grayscale(50%)}
+.w3-sepia{filter:sepia(75%)}.w3-sepia-max,.w3-hover-sepia:hover{filter:sepia(100%)}.w3-sepia-min{filter:sepia(50%)}
+.w3-tiny{font-size:10px!important}.w3-small{font-size:12px!important}.w3-medium{font-size:15px!important}.w3-large{font-size:18px!important}
+.w3-xlarge{font-size:24px!important}.w3-xxlarge{font-size:36px!important}.w3-xxxlarge{font-size:48px!important}.w3-jumbo{font-size:64px!important}
+.w3-left-align{text-align:left!important}.w3-right-align{text-align:right!important}.w3-justify{text-align:justify!important}.w3-center{text-align:center!important}
+.w3-border-0{border:0!important}.w3-border{border:1px solid #ccc!important}
+.w3-border-top{border-top:1px solid #ccc!important}.w3-border-bottom{border-bottom:1px solid #ccc!important}
+.w3-border-left{border-left:1px solid #ccc!important}.w3-border-right{border-right:1px solid #ccc!important}
+.w3-topbar{border-top:6px solid #ccc!important}.w3-bottombar{border-bottom:6px solid #ccc!important}
+.w3-leftbar{border-left:6px solid #ccc!important}.w3-rightbar{border-right:6px solid #ccc!important}
+.w3-section,.w3-code{margin-top:16px!important;margin-bottom:16px!important}
+.w3-margin{margin:16px!important}.w3-margin-top{margin-top:16px!important}.w3-margin-bottom{margin-bottom:16px!important}
+.w3-margin-left{margin-left:16px!important}.w3-margin-right{margin-right:16px!important}
+.w3-padding-small{padding:4px 8px!important}.w3-padding{padding:8px 16px!important}.w3-padding-large{padding:12px 24px!important}
+.w3-padding-16{padding-top:16px!important;padding-bottom:16px!important}.w3-padding-24{padding-top:24px!important;padding-bottom:24px!important}
+.w3-padding-32{padding-top:32px!important;padding-bottom:32px!important}.w3-padding-48{padding-top:48px!important;padding-bottom:48px!important}
+.w3-padding-64{padding-top:64px!important;padding-bottom:64px!important}
+.w3-padding-top-64{padding-top:64px!important}.w3-padding-top-48{padding-top:48px!important}
+.w3-padding-top-32{padding-top:32px!important}.w3-padding-top-24{padding-top:24px!important}
+.w3-left{float:left!important}.w3-right{float:right!important}
+.w3-button:hover{color:#000!important;background-color:#ccc!important}
+.w3-transparent,.w3-hover-none:hover{background-color:transparent!important}
+.w3-hover-none:hover{box-shadow:none!important}
+/* Colors */
+.w3-amber,.w3-hover-amber:hover{color:#000!important;background-color:#ffc107!important}
+.w3-aqua,.w3-hover-aqua:hover{color:#000!important;background-color:#00ffff!important}
+.w3-blue,.w3-hover-blue:hover{color:#fff!important;background-color:#2196F3!important}
+.w3-light-blue,.w3-hover-light-blue:hover{color:#000!important;background-color:#87CEEB!important}
+.w3-brown,.w3-hover-brown:hover{color:#fff!important;background-color:#795548!important}
+.w3-cyan,.w3-hover-cyan:hover{color:#000!important;background-color:#00bcd4!important}
+.w3-blue-grey,.w3-hover-blue-grey:hover,.w3-blue-gray,.w3-hover-blue-gray:hover{color:#fff!important;background-color:#607d8b!important}
+.w3-green,.w3-hover-green:hover{color:#fff!important;background-color:#4CAF50!important}
+.w3-light-green,.w3-hover-light-green:hover{color:#000!important;background-color:#8bc34a!important}
+.w3-indigo,.w3-hover-indigo:hover{color:#fff!important;background-color:#3f51b5!important}
+.w3-khaki,.w3-hover-khaki:hover{color:#000!important;background-color:#f0e68c!important}
+.w3-lime,.w3-hover-lime:hover{color:#000!important;background-color:#cddc39!important}
+.w3-orange,.w3-hover-orange:hover{color:#000!important;background-color:#ff9800!important}
+.w3-deep-orange,.w3-hover-deep-orange:hover{color:#fff!important;background-color:#ff5722!important}
+.w3-pink,.w3-hover-pink:hover{color:#fff!important;background-color:#e91e63!important}
+.w3-purple,.w3-hover-purple:hover{color:#fff!important;background-color:#9c27b0!important}
+.w3-deep-purple,.w3-hover-deep-purple:hover{color:#fff!important;background-color:#673ab7!important}
+.w3-red,.w3-hover-red:hover{color:#fff!important;background-color:#f44336!important}
+.w3-sand,.w3-hover-sand:hover{color:#000!important;background-color:#fdf5e6!important}
+.w3-teal,.w3-hover-teal:hover{color:#fff!important;background-color:#009688!important}
+.w3-yellow,.w3-hover-yellow:hover{color:#000!important;background-color:#ffeb3b!important}
+.w3-white,.w3-hover-white:hover{color:#000!important;background-color:#fff!important}
+.w3-black,.w3-hover-black:hover{color:#fff!important;background-color:#000!important}
+.w3-grey,.w3-hover-grey:hover,.w3-gray,.w3-hover-gray:hover{color:#000!important;background-color:#9e9e9e!important}
+.w3-light-grey,.w3-hover-light-grey:hover,.w3-light-gray,.w3-hover-light-gray:hover{color:#000!important;background-color:#f1f1f1!important}
+.w3-dark-grey,.w3-hover-dark-grey:hover,.w3-dark-gray,.w3-hover-dark-gray:hover{color:#fff!important;background-color:#616161!important}
+.w3-pale-red,.w3-hover-pale-red:hover{color:#000!important;background-color:#ffdddd!important}
+.w3-pale-green,.w3-hover-pale-green:hover{color:#000!important;background-color:#ddffdd!important}
+.w3-pale-yellow,.w3-hover-pale-yellow:hover{color:#000!important;background-color:#ffffcc!important}
+.w3-pale-blue,.w3-hover-pale-blue:hover{color:#000!important;background-color:#ddffff!important}
+.w3-text-amber,.w3-hover-text-amber:hover{color:#ffc107!important}
+.w3-text-aqua,.w3-hover-text-aqua:hover{color:#00ffff!important}
+.w3-text-blue,.w3-hover-text-blue:hover{color:#2196F3!important}
+.w3-text-light-blue,.w3-hover-text-light-blue:hover{color:#87CEEB!important}
+.w3-text-brown,.w3-hover-text-brown:hover{color:#795548!important}
+.w3-text-cyan,.w3-hover-text-cyan:hover{color:#00bcd4!important}
+.w3-text-blue-grey,.w3-hover-text-blue-grey:hover,.w3-text-blue-gray,.w3-hover-text-blue-gray:hover{color:#607d8b!important}
+.w3-text-green,.w3-hover-text-green:hover{color:#4CAF50!important}
+.w3-text-light-green,.w3-hover-text-light-green:hover{color:#8bc34a!important}
+.w3-text-indigo,.w3-hover-text-indigo:hover{color:#3f51b5!important}
+.w3-text-khaki,.w3-hover-text-khaki:hover{color:#b4aa50!important}
+.w3-text-lime,.w3-hover-text-lime:hover{color:#cddc39!important}
+.w3-text-orange,.w3-hover-text-orange:hover{color:#ff9800!important}
+.w3-text-deep-orange,.w3-hover-text-deep-orange:hover{color:#ff5722!important}
+.w3-text-pink,.w3-hover-text-pink:hover{color:#e91e63!important}
+.w3-text-purple,.w3-hover-text-purple:hover{color:#9c27b0!important}
+.w3-text-deep-purple,.w3-hover-text-deep-purple:hover{color:#673ab7!important}
+.w3-text-red,.w3-hover-text-red:hover{color:#f44336!important}
+.w3-text-sand,.w3-hover-text-sand:hover{color:#fdf5e6!important}
+.w3-text-teal,.w3-hover-text-teal:hover{color:#009688!important}
+.w3-text-yellow,.w3-hover-text-yellow:hover{color:#d2be0e!important}
+.w3-text-white,.w3-hover-text-white:hover{color:#fff!important}
+.w3-text-black,.w3-hover-text-black:hover{color:#000!important}
+.w3-text-grey,.w3-hover-text-grey:hover,.w3-text-gray,.w3-hover-text-gray:hover{color:#757575!important}
+.w3-text-light-grey,.w3-hover-text-light-grey:hover,.w3-text-light-gray,.w3-hover-text-light-gray:hover{color:#f1f1f1!important}
+.w3-text-dark-grey,.w3-hover-text-dark-grey:hover,.w3-text-dark-gray,.w3-hover-text-dark-gray:hover{color:#3a3a3a!important}
+.w3-border-amber,.w3-hover-border-amber:hover{border-color:#ffc107!important}
+.w3-border-aqua,.w3-hover-border-aqua:hover{border-color:#00ffff!important}
+.w3-border-blue,.w3-hover-border-blue:hover{border-color:#2196F3!important}
+.w3-border-light-blue,.w3-hover-border-light-blue:hover{border-color:#87CEEB!important}
+.w3-border-brown,.w3-hover-border-brown:hover{border-color:#795548!important}
+.w3-border-cyan,.w3-hover-border-cyan:hover{border-color:#00bcd4!important}
+.w3-border-blue-grey,.w3-hover-border-blue-grey:hover,.w3-border-blue-gray,.w3-hover-border-blue-gray:hover{border-color:#607d8b!important}
+.w3-border-green,.w3-hover-border-green:hover{border-color:#4CAF50!important}
+.w3-border-light-green,.w3-hover-border-light-green:hover{border-color:#8bc34a!important}
+.w3-border-indigo,.w3-hover-border-indigo:hover{border-color:#3f51b5!important}
+.w3-border-khaki,.w3-hover-border-khaki:hover{border-color:#f0e68c!important}
+.w3-border-lime,.w3-hover-border-lime:hover{border-color:#cddc39!important}
+.w3-border-orange,.w3-hover-border-orange:hover{border-color:#ff9800!important}
+.w3-border-deep-orange,.w3-hover-border-deep-orange:hover{border-color:#ff5722!important}
+.w3-border-pink,.w3-hover-border-pink:hover{border-color:#e91e63!important}
+.w3-border-purple,.w3-hover-border-purple:hover{border-color:#9c27b0!important}
+.w3-border-deep-purple,.w3-hover-border-deep-purple:hover{border-color:#673ab7!important}
+.w3-border-red,.w3-hover-border-red:hover{border-color:#f44336!important}
+.w3-border-sand,.w3-hover-border-sand:hover{border-color:#fdf5e6!important}
+.w3-border-teal,.w3-hover-border-teal:hover{border-color:#009688!important}
+.w3-border-yellow,.w3-hover-border-yellow:hover{border-color:#ffeb3b!important}
+.w3-border-white,.w3-hover-border-white:hover{border-color:#fff!important}
+.w3-border-black,.w3-hover-border-black:hover{border-color:#000!important}
+.w3-border-grey,.w3-hover-border-grey:hover,.w3-border-gray,.w3-hover-border-gray:hover{border-color:#9e9e9e!important}
+.w3-border-light-grey,.w3-hover-border-light-grey:hover,.w3-border-light-gray,.w3-hover-border-light-gray:hover{border-color:#f1f1f1!important}
+.w3-border-dark-grey,.w3-hover-border-dark-grey:hover,.w3-border-dark-gray,.w3-hover-border-dark-gray:hover{border-color:#616161!important}
+.w3-border-pale-red,.w3-hover-border-pale-red:hover{border-color:#ffe7e7!important}.w3-border-pale-green,.w3-hover-border-pale-green:hover{border-color:#e7ffe7!important}
+.w3-border-pale-yellow,.w3-hover-border-pale-yellow:hover{border-color:#ffffcc!important}.w3-border-pale-blue,.w3-hover-border-pale-blue:hover{border-color:#e7ffff!important}