Html
    Css
    Js

    
                        
html,body,ul,li,ol,dl,dd,dt,p,h1,h2,h3,h4,h5,h6,form,fieldset,legend,input, img {
	margin:0;
	padding:0;
}
fieldset,img {
	border:0;
}
#input {
	width:300px;
	height:100px;
}
.xs {
	width:400px;
	height:400px;
	border:1px solid #5F5F5F;
	margin:0px auto;
	overflow:hidden;
}
.xs ul {
	list-style:none;
}
.xs ul li {
	width:390px;
	height:35px;
	line-height:35px;
	border-bottom:1px dashed #ADADAD;
	padding:0px 0px 0px 10px;
	display:inline-block;
	opacity:0;
}

                        
↑上面代码改变,会自动显示代码结果 jQuery调用版本:1.11.1
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