.index_tabs {
					display: flex;
					justify-content: center;
					border-bottom: 2px solid #c01925;
				}
				.tab_title {
					margin-right: 40px;
					cursor: pointer;
					position: relative;
					transition: all .3s;
					padding-bottom: 10px;
					font-size: 20px;
				}
				.tab_title::before {
					content: '';
					display: none;
					border-left: 10px solid transparent;
					border-right: 10px solid transparent;
					border-bottom: 10px solid #c01925;
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					transition: all .3s;
				}
				.tab_title:last-of-type {
					margin-right: 0;
					font-size: 20px;
				}
				.tab_title:hover,
				.tab_on {
					color: #c01925;
				}
				.tab_title:hover::before,
				.tab_on::before {
					display:inline-block;
				} 
        .tabs_comtent {
          margin-top: 40px;
        }
				.tab {
					display: none;
					flex-wrap: wrap;
          margin-left: -2%;
				}
				.tab li {
					width: 18%;margin-left:2%;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;
          cursor: pointer;
          transition: all .3s;
          margin-bottom: 20px;
				}
        .tab li:nth-child(5n) {
          margin-right: 0;
        }
        .tab li:hover {
          box-shadow: 0 0 15px #999;
          color: #c01925;
        }
				.tabs_comtent .tab:first-child{
					display: flex;
				}
        .gong_icon {
          height: 160px;
          background: #112953;
          display: flex;
          justify-content: center;
          align-items: center;
        }
        .icon_x {
          height: 80%;
          width: 80%;
          border-radius: 10px;
          background: #fff;
          box-sizing: border-box;
          display: flex;
          justify-content: center;
          align-items: center;
        }

        .icon_x img {
          height: 80%;
          width: 80%;
        }

        .gong_name {
          text-indent: 0 !important;
          line-height: normal !important;
          margin: 20px 0;
          padding: 0 5px;
          font-size: 14px !important;
          text-align: center;
          transition: all .3s;
        }

        #weixin_warp {
          position: fixed;
          left: 0;
          top: 0;
          display: none;
          z-index: 999999;
          height: 100%;
          width: 100%;
          background: rgba(0, 0, 0, .5);
        }
        .weixin_box {
          position: absolute;
          top: 50%;
          left: 50%;
          transform: translate(-50%,-50%);  
        }
        .weixin_alert {
          height: 400px;
          width: 400px;
          background: #fff;
          color: #999;
          box-sizing: border-box;
          padding: 40px 0;
          display: flex;
          flex-direction: column;
          justify-content: space-around;
          align-items: center;
          position: relative;
        }
        #weixin_name {
          font-size: 16px;
          color: #000;
        }
        #weixinma {
          width: 180px;
          height: 180px;
        }
        #weixin_close {
          position: absolute;
          right: 20px;
          top: 20px;
          cursor: pointer;
          height: 15px;
        width: 15px;
        background: url(../images/close.png) center no-repeat;
		  background-size: cover;
        }

		#weixin_close:hover{
			background: url(../images/close-h.png) center no-repeat;
			background-size: cover;
		}
    @media(max-width:640px){
      .tab_title {font-size: 18px;}
      .tab_title:not(:last-child){margin-right: 12px;}
      .tab li{width: 48%;}
    }