@font-face {
  font-family: "iconfont";
  src: url('../fonts/iconfont.ttf') format('truetype');
}

.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.icon-font3:before {content: "\e62c";}
.icon-qiye:before {content: "\e724";}
.icon-font0:before {content: "\e613";}
.icon-font2:before {content: "\ea85";}
.icon-font1:before {content: "\e6c9";}
.icon-font5:before {content: "\e9ee";}
.icon-font4:before {content: "\e635";}
.icon-font6:before {content: "\e892";}

*{box-sizing:border-box}
body,h1,h2,h3,h4,h5,h6,ul,dl,ol,input,pre,blockquote,p,dd{margin:0}
ul,ol,input,textarea{padding:0}
img,input,select,textarea,video{border:0}
*{outline:none;resize:none;}
li,em{list-style:none;font-style:normal}
h1,h2,h3,h4,h5,h6{font-weight:normal;font-size:100%}
img{font-size:0;display:inline-block;vertical-align:middle;max-width: 100%;border: 0;}
p{word-wrap:break-word}
a,u{text-decoration:none}
a{color:#000;transition: all .3s;}
a:hover{color:#4992FA;}
input,textarea,body{color:#000;font-size:16px;font-family: Helvetica Neue,Helvetica,Arial,sans-serif;}
a .pic{overflow:hidden}
a .pic img{width:100%;transform: translateZ(0);transition-property: transform;transition: all .8s ease;}
a:hover .pic img{transform: scale(1.08);}
.wrap{width:100%;max-width:1200px;margin:0 auto;}
.flex{display:flex;justify-content:space-between;}

.top{height:40px;background:#F5F5F5;}
.top .wrap{height:40px;align-items: center;}
.top .announcement p{font-size:14px;color:#666;}
.top .users{display:flex;align-items: center;gap:10px;}
.top .users a{font-size:14px;color:#666;}
.top .users a:hover{color:#4992FA;}
.top .users span{color:#999;}

.header{height:100px;padding:25px 0;display:flex;align-items: center;}
.header .logo img{max-height:50px;}
.header .menu{flex:1;display:flex;align-items: center;justify-content:flex-end;}
.header .menu .item{padding:0 30px;border-right:1px solid #E0DAD5;}
.header .menu .item a{display: flex;flex-direction: column;justify-content: center;align-items: center;text-align:center;}
.header .menu .item a .cn{font-size:16px;color:#000;font-weight:700;margin-bottom:5px;}
.header .menu .item a .en{font-size:12px;color:#999;}
.header .menu .item.on a .cn,.header .menu .item a:hover .cn{color:#4992FA;}

.banner{display:flex;align-items: center;justify-content: center;flex-direction: column;height:500px;background:url(../images/banner.jpeg) no-repeat center center / cover;}
.banner .txt{text-align:center;}
.banner .txt h3{font-size:58px;color:#fff;font-weight:700;margin-bottom:30px;}
.banner .txt p{font-size:32px;color:#fff;margin-bottom:60px;}
.banner form{display:flex;align-items: center;width:865px;margin:0 auto;justify-content: center;}
.banner form input{width:calc(100% - 120px);height:60px;padding:0 20px;border:0;font-size:18px;}
.banner form button{transition-duration:.4s;width:120px;height:60px;border:0;cursor: pointer;;background:#4992FA;font-size:16px;}
.banner form button img{width:32px;height:32px}
.banner form button:hover{background:#4992FA}

.footer{padding:40px 0;background:#28292D;}
.footer .link{display:flex;align-items: center;justify-content: center;gap:40px;margin-bottom:30px;}
.footer .link a{font-size:14px;color:#999;position: relative;}
.footer .link a::after{content:'';position:absolute;bottom:0;right:-20px;width:1px;height:16px;background:#999;}
.footer .link a:hover{color:#4992FA;}
.footer .copyright{font-size:12px;color:#999;text-align:center;line-height:28px;}
.footer .copyright p a{margin-left:10px;color:#999;}

.index{padding:60px 0 40px;}
.index .hd{text-align:center;}
.index .hd h2{font-size:34px;color:#201F1F;font-weight:700;margin-bottom:40px;}
.index .bd{display:flex;flex-wrap:wrap;}
.index .bd .item{width:20%;text-align:center;margin-bottom:40px;}
.index .bd .item .icon{transition-duration:.4s;height: 134px;width: 134px;margin:0 auto;border-radius: 50%;display: flex;justify-content: center;align-items: center;}
.index .bd .item .icon i{transition-duration:.4s;color:#4992FA;font-size: 75px;}
.index .bd .item:hover .icon{background:#4992FA;}
.index .bd .item:hover .icon i{color:#fff;}
.index .bd .item .txt{padding-top:20px;}
.index .bd .item .txt h3{font-size:20px;color:#222;font-weight:700;margin-bottom:5px;}
.index .bd .item .txt h4{font-size:14px;color:#999;}

.nav{border-bottom:2px solid #4992FA;height:60px;display:flex;align-items: center;}
.nav .wrap{display:flex;align-items: center;height:100%}
.nav .item{height:100%;display:flex;align-items: center;}
.nav .item h3{height:100%;display:flex;align-items: center;}
.nav .item h3 a{display:flex;justify-content: center;align-items: center;text-align:center;padding:0 35px;height:100%;font-size:18px;color:#222222;font-weight:bold}
.nav .item:hover h3 a{color:#4992FA;}
.nav .item.on h3 a{background:#4992FA;color:#fff;border-radius:6px 6px 0 0;}

.header_top{height:100px;display:flex;align-items: center;}
.header_top .logo img{height:50px;}
.header_top form{display:flex;align-items: center;border:2px solid #4992FA;width:540px;border-radius:4px;}
.header_top form input{width:calc(100% - 60px);height:40px;padding:0 10px;border:0;font-size:15px;}
.header_top form button{transition-duration:.4s;width:60px;height:40px;border:0;cursor: pointer;;background:#4992FA;font-size:16px;}
.header_top form button img{width:16px;height:16px}
.header_top form button:hover{background:#4992FA}

.sub_nav{padding:25px 0;}
.sub_nav .wrap{display:flex;}
.sub_nav a{padding: 5px 9px;color: #222;white-space: nowrap;font-size:15px;margin-right: 8px;border: 1px solid #e0e0e0;border-radius: 2px;cursor: pointer;}
.sub_nav a.on,.sub_nav a:hover{background:#4992FA;border-color:#4992FA;color:#fff;}

.main{padding:15px 0 30px 0;}
.main .content{width:calc(100% - 300px);padding-right:100px;}
.main .content .head{box-shadow: 0 2px 12px 0 rgba(0, 0, 0, .1);border: 1px solid #ebeef5;padding:30px 15px;background-color: #fff;}
.main .content .head .t{font-size:24px;color:#222;font-weight:700;margin-bottom:15px;}
.main .content .head .author{display:flex;align-items: center;}
.main .content .head .author img{height:18px;margin-right:10px;}
.main .content .head .author p{font-size:14px;color:#999;}
.main .content .head .author span{color:#4992FA;padding:0 5px;}
.main .content .head .dasc{text-align: justify;color: #333;font-size: 16px;line-height: 26px;text-indent: 2em;padding: 20px 0 12px;}
.main .content .head .attr{display:flex;flex-wrap:wrap;justify-content: space-between;}
.main .content .head .attr .item{width:calc(50% - 15px);display:flex;align-items:center;border-bottom: 1px solid rgba(0, 0, 0, .1);margin-top: 10px;padding-bottom: 10px;text-overflow: ellipsis;font-size: 15px;}
.main .content .head .attr .item p{width:max-content;color:#999;}
.main .content .head .attr .item span{color:#222;flex:1}
.main .content .list .item{border-bottom:1px solid #E8E8E8;padding-bottom:15px;margin-bottom:15px;}
.main .content .list .item a{display:block;width:100%;}
.main .content .list .item a .t{transition-duration:.5s;font-size:18px;color:#000;margin-bottom:15px;}
.main .content .list .item a .info{display:flex;}
.main .content .list .item a .info .pic{width:140px;}
.main .content .list .item a .info .pic img{width:100%;height:100%;}
.main .content .list .item a .info .desc{flex:1;padding-left:15px;}
.main .content .list .item a .info .desc p{font-size:14px;line-height:28px;color:#666;overflow:hidden;text-overflow:ellipsis;display:-webkit-box; -webkit-box-orient:vertical;-webkit-line-clamp:4;}
.main .content .list .item:hover a .t{color:#4992FA;}
.main .content .body{font-size:15px;line-height:28px;}
.main .content .body .pic{background:#fafafa; border:1px solid #e8e8e8;width:100%;max-width:300px;margin:10px auto;padding:10px;text-align:center;box-sizing: unset;}
.main .content .body .pic strong{font-size:15px;overflow:hidden;display:block;color:#000;font-weight:normal;padding-top:10px;}
.main .content .body p{margin-bottom:12px;}
.main .content .body h2{font-size:20px;color:#222;font-weight:700;margin:20px 0;padding-left:20px;position: relative;}
.main .content .body h2::before{content: "";position: absolute;left: 0;top:0;width:8px;height:100%;background: #4992FA;}
.main .content .body ul {list-style-type: none;position: relative;}
.main .content .body ul li {position: relative;padding-left: 18px;margin-bottom: 8px;color: #333;font-size: 15px;transition: all 0.3s ease;}
.main .content .body ul li:before {content: "";position: absolute;left: 0;top: 10px;width: 8px;height: 8px;background: #4992FA;border-radius: 50%;transition: all 0.3s ease;}
.main .content .body ol {list-style-type: none;counter-reset: list-counter;position: relative;}
.main .content .body ol li{position: relative;padding-left: 30px;margin-bottom: 12px;color: #333;font-size: 15px;line-height:22px;counter-increment: list-counter;transition: all 0.3s ease;min-height: 32px;display: flex;align-items: center;}
.main .content .body ol li:before{content: counter(list-counter);position: absolute;left: 0;width: 22px;height: 22px;background:#4992FA;color: white;border-radius: 22px;display: flex;align-items: center;justify-content: center;font-size: 14px;transition: all 0.3s ease;}
.main .content .body table{margin:10px;width:100%;font-size:14px;background: #fafafa;border: 1px solid #e8e8e8;border-collapse:collapse;border-spacing:0;}
.main .content .body th{border-top:2px solid #BBB;background-color:#F7F7F7;}
.main .content .body td,.main .content .body th{padding:2px 5px;}
.main .content .body table td{padding:2px 10px; margin:0; line-height:22px;}
.main .content .body table td table {margin:0;}
.main .content .body table td table td{padding:2px}
.main .content .catalog{margin:40px 0;border:1px solid #E3E3E3;display:flex;}
.main .content .catalog .hd{width:100px;display: flex;align-items: center;justify-content: center;background:#F7F8FA;text-align:center;font-size:20px;color:#222;font-weight:700;border-right:1px solid #E3E3E3;}
.main .content .catalog .bd{width:calc(100% - 100px);display:flex;align-items: center;flex-wrap:wrap;padding:20px 30px;}
.main .content .catalog .bd a{width:25%;cursor:pointer;list-style:none;color:#4992FA;font-size:18px;line-height:36px;}
.main .aside{width:300px;}
.main .aside .hot{border:1px solid #EFEFEF;padding:15px;}
.main .aside .hot .hd{border-bottom:2px solid #4992FA;margin-bottom:15px;padding-bottom:10px;}
.main .aside .hot .hd h2{font-size:20px;color:#222;font-weight:700;}
.main .aside .hot .bd .item{border-bottom:1px solid #E8E8E8;padding-bottom:10px;margin-bottom:10px;}
.main .aside .hot .bd .item a{display:block;width:100%;}
.main .aside .hot .bd .item a .t{transition-duration:.5s;font-size:16px;color:#000;margin-bottom:10px;}
.main .aside .hot .bd .item a .info{display:flex;}
.main .aside .hot .bd .item a .info .pic{width:88px;}
.main .aside .hot .bd .item a .info .pic img{width:100%;height:100%;}
.main .aside .hot .bd .item a .info .desc{flex:1;padding-left:10px;}
.main .aside .hot .bd .item a .info .desc p{font-size:14px;color:#666;overflow:hidden;text-overflow:ellipsis;display:-webkit-box; -webkit-box-orient:vertical;-webkit-line-clamp:4;}
.main .aside .hot .bd .item:hover a .t{color:#4992FA;}
.main .aside .thumb{margin-bottom:20px;}
.main .aside .thumb .pic{padding:15px;background:#EFEFEF;border:1px solid #E8E8E8;}
.main .aside .thumb .name{padding:15px;background:#F6FAFF;text-align:center;font-size:20px;color:#000;}

.pagination ul{display:flex;align-items: center;justify-content: center;gap:6px;margin-top:30px;}
.pagination a{display:flex;justify-content: center;align-items: center;padding:0 12px;height:32px;border:1px solid #E0E0E0;font-size:14px;color:#222;}
.pagination a:hover{background:#4992FA;border-color:#4992FA;color:#fff;}
.pagination .active a{background:#4992FA;border-color:#4992FA;color:#fff;}

.about{padding:50px 0;font-size:16px;line-height:32px;}
.about h1{font-size:24px;text-align:center;color:#222;font-weight:700;margin-bottom:20px;}
.about p{margin-bottom:20px;}