*{margin:0;padding: 0;font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;box-sizing:border-box;}
html{height:100%;}
body{height:100%;font-size:14px;position: relative;margin:auto;}ol,li{list-style:none;}
a{text-decoration: none;cursor:pointer;}
a,input,img,textarea,span,div{outline:0;-webkit-tap-highlight-color:rgba(255,0,0,0);}
img{vertical-align:top;border:0;}
table{border-collapse:collapse;border-spacing:0;}
button,input{border:none;outline:none}
img{ display: block; width:100%;height:100%;}
textarea{display: block; }
select{ display: block;-webkit-appearance:none;} /*去除ios样式*/
input::-webkit-input-placeholder,textarea::-webkit-input-placeholder {color: #8E8E93;} /*默认颜色*/
.clearfix::before,.clearfix::after{content:"";height: 0;line-height: 0;display: block;visibility: none;clear: both;}
.clearfix {*zoom: 1;}