/* 防止用户自定义背景颜色对网页的影响，添加让用户可以自定义字体 */ html {background:#fff;color:#000;} /* reset */ html,body,h1,h2,h3,h4,h5,h6,div,dl,dt,dd,ul,ol,li,p,blockquote,pre,hr,figure,table,caption,th,td,form,fieldset,legend,input,button,textarea,menu{margin:0;padding:0;} header,footer,section,article,aside,nav,hgroup,address,figure,figcaption,menu,details{display:block;} /* 去掉 table cell 的边距并让其边重合 */ table{border-collapse:collapse;border-spacing:0;} caption,th{text-align:left;} html,body,fieldset,img,iframe,abbr{border:0;} i,cite,em,var,address,dfn{font-style:normal;} [hidefocus],summary{outline:0;} li{list-style:none;} h1,h2,h3,h4,h5,h6,small{font-size:100%;} sup,sub{font-size:83%;} pre,code,kbd,samp{font-family:inherit;} q:before,q:after{content:none;} textarea{overflow:auto;resize:none;} label,summary{cursor:default;} a,button{cursor:pointer;} h1,h2,h3,h4,h5,h6,em,strong,b{font-weight:bold;} del,ins,u,s,a,a:hover{text-decoration:none;} body,textarea,input,button,select,keygen,legend{font:12px/1.14;color:#333;outline:0;border:none;font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";} img{vertical-align: middle; } *{color: #333;margin: 0;padding: 0;} input,textarea{-webkit-appearance: none;} /* html { -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); -ms-filter: grayscale(100%); -o-filter: grayscale(100%); filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); _filter:none; } */