/*commom style*/
        *,*:before,*:after {box-sizing: border-box;-webkit-box-sizing: border-box;-moz-box-sizing: border-box;}
        body, h1, h2, h3, h4, h5, h6, hr, p, blockquote,dl, dt, dd, ul, ol, li,pre,form, fieldset, legend, button, input, textarea,th,td,img{border:medium none;margin:0;padding:0;}
        em{font-style:normal;}
        ul, ol{list-style: none;}
        table{border-collapse: collapse;border-spacing: 0; }
        a,ins{text-decoration:none;}
        *:focus{outline:none;}
        a{color:#333;}
        input{border:none!important;outline:none;}
        @media screen and (max-width: 1100px) {
            .banner{width:1000px!important;}
            .top{width:1000px!important;}
            .nav{width:1000px!important;}
        }
        a:hover{color:#db1212;/*transition:all 0.2s;-webkit-transition:all 0.2s;-o-transition:all 0.2s;-moz-transition:all 0.2s;*/}
        .fl{float:left;}
        .fr{float:right;}
        .cf:after{display:block;content:'';height:0;visibility:hidden;clear:both;}
        .cf{zoom:1;}
        .hide{display:none;}
        .block{display:block;}
        body,input{font-family:'微软雅黑';text-align: left;}