一些元素的css样式重置

input,textarea{    border:0;    outline:0;    margin:0;    padding:0;    outline:none; //去除默认外边框亮光}textarea{    resize:none;    overflow:auto;}em{    font-style:normal;}ol,ul{    list-style:none;    margin:0;    padding:0;}h1,p,h2{    font-weight:400;    margin:0;}a,input{    text-decoration:none;    color:#a6a5a5;}img{    border:0;    vertical-align:middle;}body{    font-family:SimHei,SimSun,sans-serif,Arial,微软雅黑;    color:#666;    font-size:26px;    margin:0;}html{    background:#fff;    overflow-y:scroll;    -webkit-text-size-adjust:100%;    -ms-text-size-adjust:100%;}body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,textarea,p,blockquote,th,td,hr,button,article,aside,details,figcaption,figure,footer,header,menu,nav,section{    margin:0;    padding:0;}