body,dd,div,dl,dt,form,h1,h2,h3,h4,h5,h6,input,li,ol,p,td,textarea,th,ul{margin:0;padding:0}img{border:0;height:auto;max-width:100%;transition:all .5s}em,i,strong{font-style:normal}h1,h2,h3,h4,h5,h6{font-weight:600!important}li,ol,ul{list-style:none}button,input,optgroup,option,select,textarea{font-family:arial;font-size:inherit;font-style:inherit;font-weight:inherit}button,img,input,label,select{vertical-align:middle}button,img,input,textarea{line-height:normal}body{min-width:1300px;font:14px/1.5 微软雅黑}a,body{color:#262626}a{transition:all .5s ease-in-out 0s}a,a:hover{text-decoration:none}a:hover{color:#1d8eff}:focus{outline:none!important}:after,，:before{box-sizing:border-box}.flex{display:flex}.flex-1{flex:1;min-width:0}.flex-wrap{flex-wrap:wrap}.flex-col{flex-direction:column}.flex-cc{align-items:center}.flex-cc,.flex-jc-c{justify-content:center}.flex-jc-sb{justify-content:space-between}.flex-jc-sa{justify-content:space-around}.flex-jc-fe{justify-content:flex-end}.flex-ai-c{align-items:center}.flex-ai-fe{align-items:flex-end}.layout{width:1260px;margin:0 auto;padding:0 20px}.hide{display:none!important}.tc{text-align:center!important}.tr{text-align:right!important}.relative{position:relative}.fs24{font-size:24px}.fs20{font-size:20px}.fs18{font-size:18px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{border-radius:1px}::-webkit-scrollbar-thumb{border-radius:1px;background:rgba(0,0,0,.2)}.title-rows{padding:80px 0 50px 0}.title-rows h2{font-size:38px;padding:0 40px}.title-rows i{width:50px;height:4px;background-color:#1d8eff}.p_20{padding:20px}.pl_20{padding-left:20px}.pr_20{padding-right:20px}.pt_20{padding-top:20px}.pb_20{padding-bottom:20px}.plr_20{padding:0 20px}.ptb_20{padding:20px 0}.m_20{margin:20px}.ml_20{margin-left:20px}.mr_20{margin-right:20px}.mt_20{margin-top:20px}.mt_10{margin-top:10px}.mb_20{margin-bottom:20px}.mlr_20{margin:0 20px}.mtb_20{margin:20px 0}.mtb20_auto{margin:20px auto}