1. width:0 height:0 border width, color and transparent implementation. There are examples.
Http://www.igooda.cn/jzjl/20140401472.html
2. There is also a use of images. (Efficiency not pure CSS write high, but simple, recommended)
3. Use a small text icon. There is also a classic example of a absolute set of absolute.
4. Using padding and the like. Can do a trapezoid look.
=========================================
<style type= "Text/css" >
div{width:0px;/* width */height:0px;/* Height */border:60px solid transparent;/* Border *//*background: #00cccc; background color */}
. Mysan{border-left-color: #00cccc;/* Border Left color */
Border-top-color: #ff0000; *//Border color */
Border-bottom-color: #990000; */* Border under color */
Border-right-color: #ccff00;/* Border Right color */}
. Mysan1{border-left-color: #00cccc;/* Border Left color */}
. Mysan2{border-top-color: #ff0000; *//Border color */}
. Mysan3{border-bottom-color: #990000;/* Border under color */}
. Mysan4{border-right-color: #ccff00;/* Border Right color */}
</style>
<!--body--
<body>
<!--div box model container can set height width can be placed content layer Properties = "Property values"-
<div class= "Mysan" ></div>
<div class= "Mysan1" ></div>
<div class= "Mysan2" ></div>
<div class= "Mysan3" ></div>
<div class= "Mysan4" ></div>
</body>
==================================================
<style type= "Text/css" >
*{padding:0px; margin:0px;}
Img{display:block;}
/*css expression: attribute: value; Width: 300m; px pixels */
#Nav {width:35px;/* Width */height:100%;/* high */background: #000;/* Background color */
position:fixed;/* fixed positioning */right:100px; top:0px;}
#Nav. top{width:35px; height:150px; background: #d8002d; padding-top:70px;position:relative;/* relative positioning */}
#Nav. middle{width:35px; height:310px;}
#Nav. bottom{width:35px; height:110px; position:absolute;/* absolute positioning */right:0px; bottom:0px;}
#Nav. Top img.email{position:absolute;right:0px; bottom:0px;}
#Nav ul li{list-style-type:none;/* Remove dots */font-family: "Microsoft Ya Black";
width:35px; font-size:12px; Color: #fff;
Text-align:center; Position:relative;}
#Nav ul Li span{width:90px; height:35px; background: #aaaaaa; display:block;
line-height:35px; Position:absolute; top:0px;
left:-120px; opacity:0;/*left:-90px; opacity:1;*/}
#Nav ul Li span font{color: #aaaaaa; font-size:16px; font-family: "Song Body";
Position:absolute; right:-8px;top:1px;}
#Nav ul li.go{border-top:1px solid #aaa,/* Weight style color */
border-bottom:1px solid #aaa; padding-bottom:5px;}
#Nav ul li.hover{background: #ff0066;}
</style>
<body>
<!--div box model, height, width, rectangular container with content name = "Pure Heart"--
<div id= "Nav" >
<!--start-up
<div class= "Top" >
</div>
< end!--
<!--Center Start-
<div class= "Middle" >
<ul>
<li>
<span> my privileges <font> </font></span>
</li>
<li class= "Go" > buy <br/> <br/> cars </li>
<li>
<span> My assets <font> </font></span>
</li>
<li>
<span> my focus on the brand <font> </font></span>
</li>
<li>
<span> My collection <font> </font></span>
</li>
<li>
<span> I've seen the <font> </font></span>
</li>
</ul>
</div>
<!--Center End--
<!--below to start-->
<div class= "Bottom";
<ul>
<li>
<span> My concern brand <font> </font></span>
</li>
<li>
<span> my collection <font> </font></span>
</li>
<li>
<span> <font> </font></span> I've seen;
</li>
</ul
</div>
<!--end-->
</div>
<!--referencing an external Jqeury class library--
<script type= "Text/javascript" src= "Js/jquery.js" ></script>
<script type= "Text/javascript" >
$ ("#Nav ul li"). Hover (function () {
if ($ (this). Hasclass ("Go")) {
$ (this). FIND ("img"). attr ("src", "images/go2.png");
}
$ (this). addclass ("hover"); class= "Hover"
$ (this). FIND ("span"). the Stop (). Animate ({left: " -90px", opacity:1},500);
},function () {
if ($ (this). Hasclass ("Go")) {
$ (this). FIND ("img"). attr ("src", "images/go.png");
}
$ (this). Removeclass ("hover"); Remove class= ' hover '
$ (this). FIND ("span"). the Stop (). Animate ({left: " -120px", opacity:0},500);
});
</script>
The way the small triangle of CSS is implemented