.part_2{ max-width:1430px; margin:0 auto 30px;padding:0 15px;}
/*通知公告*/
.tzgg{ width:48.5%;float: left;}
.tzgg .header{border-bottom: 1px solid #888888;}
.tzgg .lm_name{border-bottom: 2px solid #0a3259;background: url(../images/title.png) no-repeat left center;background-size:auto 24px;}
.tzgg_ul{width: 100%;margin-top: 34px;background: #dddfe3;padding: 18px;height: 210px;margin-bottom: 20px;box-sizing: border-box;}
.tzgg_ul li{line-height: 35px;padding-left: 20px;box-sizing: border-box;background: url(../images/icon2.png) left no-repeat;}
.tzgg_ul li a{color: #333333;font-size: 16px;}
.tzgg_ul li a span{float: right;color: #666666;font-size: 15px;}
.tzgg_ul li:hover a{color:#0a3259;}
.tzgg_ul2{}
.tzgg_ul2 li{width: 32%;float: left;background: #cacaca;margin-left: 2%;padding-top: 18px;padding-bottom: 10px;box-sizing: border-box;}
.tzgg_ul2 li a{display: block;font-size: 20px;font-weight: bold;color: #0a3259;text-align: center;background: url(../images/yxzd_icon.png) top center no-repeat;padding-top: 60px;box-sizing: border-box;}
.tzgg_ul2 li+li a{background: url(../images/ryq_icon.png) top center no-repeat;}
.tzgg_ul2 li+li+li a{background: url(../images/xyfc_icon.png) top center no-repeat;}
.tzgg_ul2 li:first-child{margin-left: 0;}
/*教研活动*/
.jyhd{width:calc( 50% - 15px );float: right;}
.jyhd1{float: left;}
.jyhd .header{border-bottom: 1px solid #888888;}
.jyhd .lm_name{border-bottom: 2px solid #0a3259;background: url(../images/title.png) no-repeat left center;background-size:auto 24px;}
.jyhd_ul{margin-top: 34px;}
.jyhd_ul .jy_first{width: 100%;height: 137px;}
.jyhd_ul .jy_first .jy_first_l{width: 35%;height: 131px;float: left;}
.jyhd_ul .jy_first .jy_first_l img{width: 100%;height: 100%;object-fit:cover;}
.jyhd_ul .jy_first .jy_first_r{float: left;padding-left: 20px;width: 65%;box-sizing: border-box;}
.jyhd_ul .jy_first .jy_first_r h1{font-size: 16px;font-weight: bold;color: #0a3259;}
.jyhd_ul .jy_first .jy_first_r .jy_first_r_date{font-size: 14px;color: #999999;padding-left: 30px;box-sizing: border-box;background: url(../images/rl_icon.png) left no-repeat;line-height: 35px;}
.jyhd_ul .jy_first .jy_first_r .jy_first_r_text{color: #6c6c6c;font-size: 14px;line-height:24px;}
.jyhd_ul li+li{line-height: 36px;margin-top: 16px;}
.jyhd_ul li+li+li{margin-top: 0;}
.jyhd_ul li+li a{color: #333333;font-size: 16px;}
.jyhd_ul li+li a span{float: right;color: #999999;font-size: 15px;}
.jyhd_ul li:hover a{color:#0a3259;}

.part_3{ max-width:1430px; margin:0 auto 30px;padding:0 15px;}
/* 学生园地 */
.xsyd{float: left;width:calc( 50% - 15px );}
.xsyd.lxfc{float:right;}
.xsyd .header{border-bottom: 1px solid #888888;}
.xsyd .lm_name{background: url(../images/title.png) no-repeat left center;background-size: auto 24px;border-bottom: 2px solid #0a3259;}
.xsyd .xsyd_ul{background: #fff;padding: 36px 28px;margin-top: 30px;box-sizing: border-box;}
.xsyd .xsyd_ul .xsyd_first{width: 100%;height: 137px;}
.xsyd .xsyd_ul .xsyd_first .xsyd_first_l{width: 240px;height: 131px;float: left;}
.xsyd .xsyd_ul .xsyd_first .xsyd_first_l img{width: 100%;height: 100%;object-fit:cover;}
.xsyd .xsyd_ul .xsyd_first .xsyd_first_r{float: left;width: calc( 100% - 240px );padding-left: 20px;box-sizing: border-box;}
.xsyd .xsyd_ul .xsyd_first .xsyd_first_r h1{font-size: 16px;font-weight: bold;color: #0a3259;height: 75px;}
.xsyd .xsyd_ul .xsyd_first .xsyd_first_r p{font-size: 14px;color: #999999;padding-left: 30px;box-sizing: border-box;background: url(../images/rl_icon.png) left no-repeat;line-height: 35px;}
.xsyd .xsyd_ul li+li{border-bottom: 1px solid #dcdcdc;}
.xsyd .xsyd_ul li+li a{color: #333333;font-size: 16px;}
.xsyd .xsyd_ul li+li a p{margin-top: 10px;display: block;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;width:100%;}
.xsyd .xsyd_ul li+li a p+p{font-size: 14px;padding-left: 25px;box-sizing: border-box;background: url(../images/time.png) left no-repeat;margin-top: 0;	line-height: 36px;}
.xsyd .xsyd_ul li:hover a{color:#0a3259;}
.lxfc .lm_name{background: url(../images/title.png) no-repeat left center;background-size: auto 24px;border-bottom: 2px solid #0a3259;}
.dysl .lm_name{background: url(../images/title.png) no-repeat left center;background-size: auto 24px;border-bottom: 2px solid #0a3259;}
/* 友情链接 */
.part_4{ max-width:1430px; margin:0 auto 30px;padding:0 15px;}
.part_4 .header{border-bottom: 1px solid #888888;text-align:center;}
.part_4 .lm_name{background: url(../images/title.png) no-repeat left center;background-size: auto 24px;border-bottom: 2px solid #0a3259;display:inline-block;float:none;}
.yq_link{ width:100%;  overflow:hidden; position:relative;margin-top:30px;}
.yq_link ul li{text-align:center; height: 62px;transition: 0.3s all;background: #fff;}
.yq_link ul li a{color: #003263;font-size: 16px;display: block;line-height: 62px; transition: 0.3s all;}
.yq_link ul li:hover{background: #003263;transition: 0.3s all;}
.yq_link ul li:hover a{color: #fff;transition: 0.3s all;}