1.首先引入meta标签设置移动端
2.公共样式css
html,body,ul,li,img,a,p,div{
margin：0；
padding:0;
设置盒模型
border-sizing:border-box;
去除移动端特有的点击高亮的效果
-webkit-tap-highlight-color:transparent;
}
body{
font-family:"微软雅黑"，sana-serif;
font-size:13px;
overflow-x:hidden;
width:100%;
height:100%;
max-width:750px;
margin:0 auto;
text-size-adjust:none;
-moz-text-size-adjust:none;
-webkit-text-size-adjust:none;
}
a，
a:hover{
color：#666；
text-decoration:none;
-webkit-tap-highlight-color:rgba(0,0,0,0);
}
input{
outline:none;
}
img{
display:block;
border:none;
vertical-align:top;
}
ul,li{
list-style-type:none;
}
清除浮动
.clear{
display:block;
overflow:hidden;
clear:both;
height:0;
line-height:0;
font-size:0;
}
.clearfix:after{
content:".";
display:block;
height:0;
clear:both;
wisibility:hidden;
}
.clearfix{
*zoom:1;
}