Asp.net

CSS 2.1 錯誤：不是已知的屬性名稱

  • May 13, 2019

這是我的程式碼，我從 AJAX 範例中得到它：

body, div, p, h1, h2, h3, h4, ul, li, table
{
   margin:0;
   padding:0;
   border:none;
}

body
{
   background: #B4B4B4 url(images/body_bg.gif) repeat left top;    
   font-family: Tahoma, Arial, sans-serif;
   font-size:75%;
}

/* Master Page Layout */
#master_header
{
   margin: -1px auto 0 auto;
   width: 800px;
}

#master_headertop
{
   background: url(images/headertop_img.jpg) no-repeat left top;
}

#master_headerbottom
{
   background: url(images/headerbottom_img.png) no-repeat left top;
}

#master_page
{
   margin: 5px auto 20px auto;
   width: 800px;
}

#master_menu 
{
   float: left;
   width: 240px;
   padding-right: 10px;
}

.sidebar 
{
   width: 100%;
   margin-bottom: 10px;
}

.sidebarheader
{
   height: 24px;
   padding: 10px 0 0 35px;
   background: url(images/sidebar_header.png) no-repeat left top;
   color: #FFF;
   font-family: Arial, Sans-Serif;
   font-size: 1.2em;
   font-weight: bold;
   text-transform: uppercase;
}

.sidebarcontent
{   
   border: 1px solid #0F2543;
   padding: 20px 20px 20px 30px;
   line-height: 1.5em;
   font-weight: bold;
}

#master_sidebarSamples
{   
   padding-top: 72px;
   background: #FFF url(images/samples_bg.gif) no-repeat left top;
}

#master_sidebarWalkthroughs
{
   padding-top: 72px;
   background: #FFF url(images/walkthrough_bg.gif) no-repeat left top;
}

.sidebarcontent a
{
   padding: 2px 5px;
   color: #5377A9;
   text-decoration: none;
}

.sidebarcontent a:hover
{
   background-color: #0F2543;
   color: #FFF;
}

.sidebarcontent a:visited
{
   font-weight: normal;
}

#master_content
{
   float: left;
   width: 550px;
   margin-right: -550px;
   color: #666666;
}

/*
#master_content a
{
   color: #5377A9;
   padding: 1px;
}

#master_content a:link
{
}

#master_content a:visited
{
}

#master_content a:hover
{
   background-color: #BFBFBF;
   color:#FFF;
}
*/

#master_content ul
{
   margin: 0 25px 0 30px;
}

#master_contentheader
{
   height: 19px;
   background: url(images/rightcoltop.gif) no-repeat right top;
}

#master_contentplaceholder
{
   padding: 30px 20px 40px 20px;
   border-left: 1px solid #0F2543;
   border-right: 1px solid #0F2543;
   border-bottom: 1px solid #0F2543;
   background-color: #EFEFEF;
   line-height: 1.5em;
}

#master_contentfooter
{
   clear: both;
   padding: 10px 0 5px 10px;
   color: #333;
   font-size: 0.8em;
   letter-spacing: 0.1em;
}

/* Content Page Layout             */
.demoarea {
   padding:20px;
   background:#FFF url(images/demotop.png) no-repeat left top;
}

.demoarea p 
{
   padding:5px;
}

.demoheading {
   padding-bottom:20px;
   color:#5377A9;
   font-family:Arial, Sans-Serif;
   font-weight:bold;
   font-size:1.5em;
}

.demobottom {
   height:8px;
   background:#FFF url(images/demobottom.png) no-repeat left bottom;
}


.heading {
   padding: 1em 0 1em 0;
   color:#5377A9;
   font-family:Arial, Sans-Serif;
   font-weight:bold;
   font-size:1.2em;
}

.subheading{
   padding:.8em 0 0.5em 0;
   color:#0F2543;
   font-weight:bold;
   font-family:Arial, Sans-Serif;
   font-size:1.1em;
}

p {}

em {font-style:italic}

i {font-style: italic;}

strong {font-weight:bold;}

.codeReference
{
   font-family: 'Courier New', Monospace;
   font-style: normal;
   font-weight: bold;
}

pre, code {
   display:block;
   margin:15px 15px 15px 0;
   padding:10px;
   border:1px dashed #CCC;
   background-color:#FFF;
   color:#000;
   font-family:'Courier New', Monospace;
   font-size:0.9em;
   font-style:normal;
}

.releaseList {
   list-style-type:disc;
}


/* Styles for the Animation Reference */
.animationReferenceTable
{
}

.animationReferenceRow
{
}

.animationReferenceField
{
   text-align: right;
   vertical-align: top;
   padding-top: 5px;
}

.animationReferenceCode
{
   margin-top: 5px;
   vertical-align: top;
   font-family: 'Courier New', Monospace;
   font-style: normal;
   font-weight: bold;

   display:block;
   background-color:#FFF;
   color:#000;
   font-family:'Courier New', Monospace;
   font-size:0.9em;
   font-style:normal;
   font-weight: bold;
   margin-bottom: 5px;
}

.animationReferenceItems
{
   vertical-align: top;
}

.animationReferenceItemTable
{
   width: 100%;
   padding: 0px;
   margin: 0px;
}

.animationReferenceItemRow
{
   width: 100%;
   padding: 0px;
   margin: 0px;
}

.animationReferenceItem
{
   width: 100%;
   padding: 0px;
   margin: 0px;
   padding-bottom: 10px;
}

.animationReferenceItemCode
{
   display:block;
   background-color:#FFF;
   color:#000;
   font-family:'Courier New', Monospace;
   font-size:0.9em;
   font-style:normal;
   font-weight: bold;
}

/******************************/
/**Styling information specific to individual content pages**/

/* Accordion */
.accordionHeader
{
   border: 1px solid #2F4F4F;
   color: white;
   background-color: #2E4d7B;
   font-family: Arial, Sans-Serif;
   font-size: 12px;
   font-weight: bold;
   padding: 5px;
   margin-top: 5px;
   cursor: pointer;
}

#master_content .accordionHeader a
{
   color: #FFFFFF;
   background: none;
   text-decoration: none;
}

#master_content .accordionHeader a:hover
{
   background: none;
   text-decoration: underline;
}

.accordionContent
{
   background-color: #D3DEEF;
   border: 1px dashed #2F4F4F;
   border-top: none;
   padding: 5px;
   padding-top: 10px;
}

/*Cascading DropDown*/

/*CollapsiblePanel*/
.collapsePanel {

   background-color:white;
   overflow:hidden;
}

.collapsePanelHeader{   
   width:100%;     
   height:30px;
   background-image: url(images/bg-menu-main.png);
   background-repeat:repeat-x;
   color:#FFF;
   font-weight:bold;
}

#master_content .collapsePanelHeader a {color:#FFF;}
#master_content .collapsePanelHeader a:hover {text-decoration:none;background:none;}

/*Confirm Button*/

/* DropShadow */

#master_content .dropShadowPanel span {color:white;text-decoration:underline;}
#master_content .dropShadowPanel span:hover {text-decoration:none;}


.dropShadowPanel 
{   
   width:300px;    
   background-color:#5377A9;       
   color:white;
   font-weight:bold;       
}

/*Drag Panel*/
.dragMe {
   width:100%;
   height:21px;
   background-color:#FFF;
   background-image:url(images/header-opened.png);
   text-align:center;
   cursor:move;
   font-weight:bold;
}

.overflowHidden {overflow:hidden;}

.overflowScroll {overflow:hidden;}

/*Hover Menu*/
.popupMenu {
   position:absolute;
   visibility:hidden;
   background-color:#F5F7F8;
   opacity:.9;
   filter: alpha(opacity=90);
}

.popupHover {
   background-image:url(images/header-opened.png);
   background-repeat:repeat-x;
   background-position:left top;
   background-color:#F5F7F8;
}

/* PagingBulletedList */
.selectIndex {
   font-weight: bold;
   text-decoration:none;
}
.unselectIndex {
   font-weight:normal;
   text-decoration:underline;
}


/*Modal Popup*/
.modalBackground {
   background-color:Gray;
   filter:alpha(opacity=70);
   opacity:0.7;
}

.modalPopup {
   background-color:#ffffdd;
   border-width:3px;
   border-style:solid;
   border-color:Gray;
   padding:3px;
   width:250px;
}

.sampleStyleA {
   background-color:#FFF;
}

.sampleStyleB {
   background-color:#FFF;
   font-family:monospace;
   font-size:10pt;
   font-weight:bold;
}

.sampleStyleC {
   background-color:#ddffdd;
   font-family:sans-serif;
   font-size:10pt;
   font-style:italic;
}

.sampleStyleD {
   background-color:Blue;
   color:White;
   font-family:Arial;
   font-size:10pt;
}

/*Popup Control*/
.popupControl{
   background-color:White;
   position:absolute;
   visibility:hidden;
}

/*Reorder List*/
.dragHandle {
   width:10px;
   height:15px;
   background-color:Blue;
   background-image:url(images/bg-menu-main.png);
   cursor:move;
   border:outset thin white;
}

.callbackStyle {
   border:thin blue inset;     
}

.callbackStyle table {
   background-color:#5377A9;   
   color:Black;
}


.reorderListDemo li {
   list-style:none;
   margin:2px;
   background-image:url(images/bg_nav.gif);
   background-repeat:repeat-x;
   color:#FFF;
}

.reorderListDemo li a {color:#FFF !important; font-weight:bold;}

.reorderCue {
   border:dashed thin black;
   width:100%;
   height:25px;
}

.itemArea {
   margin-left:15px;
   font-family:Arial, Verdana, sans-serif;
   font-size:1em;
   text-align:left;
}


/* Rounded Corners*/

.roundedPanel
{   
   width:300px;    
   background-color:#5377A9;   
   color:white;
   font-weight:bold;       
}

/* ResizableControl */

.frameImage
{
   width:130px;
   height:65px;
   overflow:hidden;
   float:left;
   padding:3px;
}

.frameText
{
   width:100px;
   height:100px;
   overflow:auto;
   float:left;
   background-color:#ffffff;
   border-style:solid;
   border-width:2px;
   border-color:Gray;
   font-family:Helvetica;
   line-height:normal;
}

.handleImage
{
   width:15px;
   height:16px;
   background-image:url(images/HandleHand.png);
   overflow:hidden;
   cursor:se-resize;
}

.handleText
{
   width:16px;
   height:16px;
   background-image:url(images/HandleGrip.png);
   overflow:hidden;
   cursor:se-resize;
}

.resizingImage
{
   padding:0px;
   border-style:solid;
   border-width:3px;
   border-color:#B4D35D;
}

.resizingText
{
   padding:0px;
   border-style:solid;
   border-width:2px;
   border-color:#7391BA;
}

/*Textbox Watermark*/

.unwatermarked {
   height:18px;
   width:148px;
   font-weight:bold;
}

.watermarked {
   height:20px;
   width:150px;
   padding:2px 0 0 2px;
   border:1px solid #BEBEBE;
   background-color:#F0F8FF;
   color:gray;
}   

/* Rating */
.ratingStar {
   font-size: 0pt;
   width: 13px;
   height: 12px;
   margin: 0px;
   padding: 0px;
   cursor: pointer;
   display: block;
   background-repeat: no-repeat;
}

.filledRatingStar {
   background-image: url(Images/FilledStar.png);

}

.emptyRatingStar {
   background-image: url(Images/EmptyStar.png);
}

.savedRatingStar {
   background-image: url(Images/SavedStar.png);
}


/*Toggle Button*/

/*Setup*/
.walkthrough li {padding-bottom:5px;}

/*Using a sample extender*/

/*Creating a new extender*/
.walkthroughNote {
   padding-left:25px;
   font-style:italic;
}

/*Other neat stuff*/





/************ PasswordStrength Related Styles ***********************/
.TextIndicator_TextBox1
{
    background-color:Gray;
    color:White;
    font-family:Arial;
    font-size:x-small;
    font-style:italic;  
    padding: 2px 3px 2px 3px;   
}

.BarIndicator_TextBox2
{
   color:Blue;
   background-color:Blue;
}

.BarBorder_TextBox2
{
   border-style:solid;
   border-width:1px;
   width:200px;
   vertical-align:middle;
}

.TextIndicator_TextBox3
{
    background-color:Blue;
    color:Yellow;
    font-size:small;
    font-variant:small-caps;  
    padding: 2px 3px 2px 3px;   
}

.TextIndicator_TextBox3_Handle
{
   width:16px;
   height:14px;
   background-image:url(images/Question.png);
   overflow:hidden;
   cursor:help;
}

.dynamicPopulate_Normal 
{   
   border:silver 1px inset;
   padding:2px;
   text-align:center;
   height:2em;
   margin:5px;
   width:200px;
}

.dynamicPopulate_Updating 
{
   background-image:url(images/loading.gif);
   background-repeat:no-repeat;
   border:silver 1px inset;
   text-align:center;
   padding:2px;
   height:2em;
   margin:5px;
   width:200px;
}
/************ MaskedEdit Related Styles ***********************/
.MaskedEditFocus
{
   background-color: #ffffcc;
   color: #000000;
}
.MaskedEditMessage
{
   color: #ff0000;
   font-weight: bold;
}
.MaskedEditError
{
   background-color: #ffcccc;
}
.MaskedEditFocusNegative
{
   background-color: #ffffcc;
   color: #000000;
}
.MaskedEditBlurNegative
{
   color: #ff0000;
}

.MyCalendar .ajax__calendar_container {
   border:1px solid #646464;
   background-color: lemonchiffon;
   color: red;
}
.MyCalendar .ajax__calendar_other .ajax__calendar_day,
.MyCalendar .ajax__calendar_other .ajax__calendar_year {
   color: black;
}
.MyCalendar .ajax__calendar_hover .ajax__calendar_day,
.MyCalendar .ajax__calendar_hover .ajax__calendar_month,
.MyCalendar .ajax__calendar_hover .ajax__calendar_year {
   color: black;
}
.MyCalendar .ajax__calendar_active .ajax__calendar_day,
.MyCalendar .ajax__calendar_active .ajax__calendar_month,
.MyCalendar .ajax__calendar_active .ajax__calendar_year {
   color: black;
   font-weight:bold;
}

.validatorCalloutHighlight 
{
   background-color: lemonchiffon; 
}

我收到以下錯誤：

錯誤 1 驗證 (CSS 2.1)：“不透明度”不是已知的 CSS 屬性名稱。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 402 2 C:…\WebSite3\ Error 2 Validation (CSS 2.1): ‘filter’ is not a known CSS property姓名。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 403 2 C:…\WebSite3\ Error 3 Validation (CSS 2.1): ‘filter’ is not a known CSS property姓名。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 427 2 C:…\WebSite3\ Error 4 Validation (CSS 2.1): ‘opacity’ is not a known CSS property姓名。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 428 2 C:… \WebSite3\ 錯誤 5 驗證 (CSS 2.1): ’lemonchiffon’ 不是 ‘background-color’ 屬性的有效值。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 738 23 C:…\WebSite3\ Error 6 Validation (CSS 2.1): ’lemonchiffon’ is not a valid value for “背景顏色”屬性。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 759 23 C:…\WebSite3\ 背景顏色’屬性。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 759 23 C:…\WebSite3\ 背景顏色’屬性。C:\Documents and Settings\agordon\My Documents\Visual Studio 2008\WebSites\WebSite3\StyleSheet.css 759 23 C:…\WebSite3\

有誰知道我做錯了什麼？

驗證錯誤都很好，因為它們使用了正確的 CSS 2.1 文件，並且您嘗試在 CSS 2.1 上下文中驗證 CSS3 屬性。

您可能想要的是繞過 CSS 錯誤（無論它們是什麼）建構您的應用程序，因為您可以使用 Visual Studio 選項將此“錯誤”轉換為警告：

在 Visual Studio 菜單中點擊：

Tools>Options...並向下鑽取Text Editor> CSS>Miscellaneous

並且只處理 CSS 錯誤as warnings

在此處輸入圖像描述

2013版

在此處輸入圖像描述

引用自：https://stackoverflow.com/questions/7246965

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