通用css3

*{margin:0;padding:0;}
html{font-family: sans-serif;-webkit-text-size-adjust: 100%;-ms-text-size-adjust: 100%;font-size: 62.5%;}
body{margin: 0;}
article,details,footer,header,menu,section{display: block;}
audio,video{display:inline-block;vertical-align: baseline;}
a{background-color:transparent;}
a:active,a:hover{outline: 0;}
img{vertical-align:middle;border:0;max-width: 100% !important;}

button,html input[type=button],input[type=reset],input[type=submit] {-webkit-appearance: button;cursor: pointer;}
input[type="checkbox"],input[type="radio"]{-webkit-box-sizing: border-box;-moz-box-sizing: border-box;box-sizing: border-box;padding: 0;}
table{border-collapse: collapse;border-spacing: 0;}
td,th{padding: 0;}
*:before,*:after{-webkit-box-sizing: border-box;-moz-box-sizing: border-box;box-sizing: border-box;}
input[type=button]:active,
input[type=submit]:active,
input[type=reset]:active{-moz-transform:rotate(0deg) scale(1.00,1.00) translate(0px,1px) skew(0deg,0deg);-moz-transform-origin:0% 0%;-webkit-transform:rotate(0deg) scale(1.00,1.00) translate(0px,1px) skew(0deg,0deg);-webkit-transform-origin:0% 0%;-o-transform:rotate(0deg) scale(1.00,1.00) translate(0px,1px) skew(0deg,0deg);-o-transform-origin:0% 0%;transform:rotate(0deg) scale(1.00,1.00) translate(0px,1px) skew(0deg,0deg);transform-origin:0% 0%;}
.clearfix:after{clear: both;display: block;content: "...";visibility: hidden;height: 0;font-size: 0;}