body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,button,textarea,p,blockquote,th,td {margin:0;padding:0; font-family:'Microsoft YaHei' ! important;}fieldset,img {border:0;}:focus {outline:0;}address,caption,cite,code,dfn,em,strong,th,var,optgroup {font-style:normal; }h1,h2,h3,h4,h5,h6 {font-size:100%; }abbr,acronym {border:0;font-variant:normal;}input,button,textarea,select,optgroup,option {font-family:inherit;font-size:inherit;font-style:inherit; }code,kbd,samp,tt {font-size:100%;}input,button,textarea,select {*font-size:100%;}body {line-height:1.5;}ol,ul {list-style:none;}table {border-collapse:collapse;border-spacing:0;}caption,th {text-align:left;}sup,sub {font-size:100%;vertical-align:baseline;}:link,:visited ,ins {text-decoration:none;}blockquote,q {quotes:none;}blockquote:before,blockquote:after,q:before,q:after {content:'';content:none;}





.clearfloat{clear:both;height:0;line-height:0;font-size:0;}
.clearfloat2{overflow:auto;zoom:1;}
.pabs{position:absolute;}
.prel{position:relative;}
.floatL{display:inline;float:left;}
.floatR{ display:inline; float:right;}

.kstd_title{ font-size:30px; margin:0 auto; text-align:center; color:#233573;}
.kstd_p2{ display:none;}
.rollBox{width:1640px; margin:0 auto; position:relative; display:block;}
.rollBox .LeftBotton{width:30px; height:20px; background:url(/templates/3b13bd96-9d06-4a06-9ad5-2de2db64356d/202403/16/images/r_jt.png) no-repeat; position:absolute; top:20px; right:50px; z-index:99; cursor:pointer;}
.rollBox .RightBotton{width:30px; height:20px; background:url(/templates/3b13bd96-9d06-4a06-9ad5-2de2db64356d/202403/16/images/l_jt.png) no-repeat; position:absolute; top:20px; right:100px; z-index:99; cursor:pointer;}
.rollBox .Cont{width:1640px; overflow:hidden; margin:0 auto;}
.rollBox .ScrCont{width:10000000px;}
.rollBox .Cont .pic{width:218px;float:left; margin-right:27px; text-align:center;}
.rollBox .Cont .pic img{ background:#fff; display:block;margin:0 auto;}
.rollBox #List1,.rollBox #List2{float:left; margin-top:40px;}

.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
@media screen and (max-width:1640px){
.rollBox{width:1476px; margin:0 auto; position:relative;}
.rollBox .Cont{width:1476px; overflow:hidden; margin:0 auto;}
.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
}
@media screen and (max-width:1476px){
.rollBox{width:1312px; margin:0 auto; position:relative;}
.rollBox .Cont{width:1312px; overflow:hidden; margin:0 auto;}
.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
}
@media screen and (max-width:1386px){
.kstd_title{ font-size:24px; margin:0 auto; text-align:center; color:#233573;}
}
@media screen and (max-width:1312px){
.rollBox{width:1148px; margin:0 auto; position:relative;}
.rollBox .Cont{width:1148px; overflow:hidden; margin:0 auto;}
.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
}
@media screen and (max-width:1148px){
.rollBox{width:984px; margin:0 auto; position:relative;}
.rollBox .Cont{width:984px; overflow:hidden; margin:0 auto;}
.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
}
@media screen and (max-width:1020px){
.kstd_title{ font-size:18px; margin:0 auto; text-align:center; color:#233573;}
}
@media screen and (max-width:984px){
.rollBox{width:820px; margin:0 auto; position:relative;}
.rollBox .Cont{width:820px; overflow:hidden; margin:0 auto;}
.kstd_info1{height:auto; float:left;width:110px;text-align:center; position:relative; margin:0 27px;}
}
@media screen and (max-width:820px){
.rollBox{display:none;}
/*手机端*/
.kstd_p2{ width:96%; overflow:hidden; display:flex; flex-wrap:wrap;justify-content: space-between; margin:0 auto;}
.kstd_p2 .kstd_info2{ width:21%; margin-top:10px; text-align:center;}
.kstd_p2 .kstd_info2 img{width:100%;}
.kstd_p2 .kstd_info2:last-child:nth-child(4n - 1){margin-right: calc(24% + 4% / 3);}
/* 如果最后一行是2个元素 */
.kstd_p2 .kstd_info2:last-child:nth-child(4n - 2){margin-right: calc(48% + 8% / 3);}
}