.about_company>li:nth-child(2)>a{
    border-bottom: 2px solid #FFF;
}
/*在PC端中的显示效果*/
@media screen and (min-width:1025px){
    .re_box{
        width: 1024px;
        margin: 0 auto;
    }
    .re_box img{
        width: 940px;
        height:300px;
        margin-left:42px;
    }
    .infor_list_out{
        padding-top:74px;
    }
    .promise_box{
        width:1024px;
        padding:0;
        margin:0;
    }
    .promise_text{
        width:540px;
        /* height:263px; */
        font-size:16px;
        /* font-family:PingFangSC-Regular; */
        color:rgba(0,0,0,1);
        line-height:30px;
        margin-left:80px;
    }
    .promise{
        width:160px;
    }
    .promise>img{
        width:160px;
        height:160px;
    }
    .promise_text>.teacher_p{
        margin-top:30px;
    }
    .infor_list_out {
    /*	width:1024px;*/
        margin:0 auto;
    }
    .infor_list{
        /*height:570px;*/
    }
    .fix_time_box_last>.fix_time{
        margin-left:-162px;
    }
    .fix_time{
        width:160px;
        margin-left:0px;
        margin-bottom: 40px;
    }
    .foreign_box{
        /*height:auto;*/
        height: 210px;
    }
    .fix_time>img{
        margin-left:0px;
        width:160px;
        height:160px;
    }
    .fix_time_box{
        width:1024px;
        margin:0 auto;
    }
    .fix_time_text{
        margin-left:80px;
        width: 500px;
    }
    .fix_time_text>p{
        /* width:540px; */
        width: 570px;
        height:97px;
        font-size:17.6px;
        color:rgba(0,0,0,1);
        line-height:30px;
    }
    .fix_time_text>h2{
        text-align: left;
        color: #000;
        font-size: 21px;
        line-height: 40px;
        margin-top: 30px;
        margin-bottom: 10px;
        padding-left: 0px;
        width: 100%;
        font-family: PingFang-SC-Semibold;
    }
    .infor_list{
        width:793px;
    }
    .wj{
        margin-top:18px;
    }
    .wj>img{
        width:160px;
        height:160px;
    }
    .fore_ys{
        margin-top:18px;
        margin-left:80px;
        margin-bottom: 98px;
        width:541px;
        height:220px;
        background:url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/webAsset 244@2x.png") no-repeat;
        background-size: 100%;
    }
    .fore_ys>p{
        font-size:17.6px;
        color:rgba(0,0,0,1);
        line-height:30px;
        font-weight: bold;
    }
    .fore_1{
        margin-top:45px;
    }
    .fore_2{
        margin-top:60px;
    }
    .fore_3{
        margin-top:55px;
    }
    .leah_title{
        font-family: PingFang-SC-Semibold;
        color: #000;
        font-size: 20px;
        line-height: 28px;
        margin-top: 25px;
        font-weight: 600;
    }
    .leah_video{
        width: 540px;
        height: 303px;
        background: pink;
        margin-top: 16px;
        position: relative;
    }
    .leah_video a{
        position: absolute;
        display: block;
        width: 65px;
        height: 65px;
        bottom: 3%;
        right: 3%;
        z-index: 10;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/webAsset 251@2xx.png") no-repeat;
        background-size: 100%;
    }
    .leah_video .video_shaow{
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        background: rgba(0,0,0,0.5);
        z-index: 6;
    }
    .leah_video img{
        position: absolute;
        width: 100%;
        height: 100%;
        z-index: 5;
    }
    .leah_video video{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .leah_introduce{
        width:540px;
        /* height:344px; */
        height: 496px;
        background:rgba(2,185,246,0.15);
        border-radius:34px;
        margin-top: 39px;
        padding-top: 31px;
        padding-left: 46px;
        padding-right: 42px;

    }
    .introduce_img{
        float: left;
    }
    .introduce_message{
        float: right;
    }
    .introduce_img img{
        display: block;
        width: 160px;
        height: 160px;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .introduce_tit{
        width: 149px;
        height: 47px;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/tit.png") center no-repeat;
        background-size: 70%;
        margin-left: 11px;
        margin-top: 11px;
    }
    .introduce_button{
        display: block;
        width:160px;
        height:44px;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:22px;
        margin-top: 7px;
        text-align: center;
        line-height: 17px;
        padding-top: 8px;
        font-size:16px;
        font-family:PingFang-SC-Semibold;
        font-weight:bold;
        color:rgba(0,0,0,1);
    }
    .introduce_message{
        width:252px;
        height:263px;
        font-size:18px;
        /* font-family:PingFang-SC-Regular; */
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:30px;
    }
    .more_teachers{
        width: 1024px;
        margin-top: 38px;
    }
    .more_teachers_tit{
        width:177px;
        height:36px;
        font-size:20px;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:28px;
        margin-right: 60px;
    }
    .more_teachers_content{
        width: 540px;
    }
    .more_item{
        width:252px;
        background:rgba(242,242,240,1);
        border-radius:34px;
        padding-top: 24px;
        padding-left: 24px;
        margin-bottom: 38px;
        padding-bottom: 30px;
    }
    .item_img img{
        display: block;
        width: 88px;
        height: 88px;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .item_tit{
        width: 109px;
        height: 47px;
        margin-left: 10px;
    }
    .waterfall_left .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/cristy.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_left .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/evonne.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/jocelyn.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/trish.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .item_button a{
        display: block;
        width:100px;
        height:34px;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:22px;
        font-size:13px;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:14px;
        text-align: center;
        margin-left: 14px;
        padding-top: 3px;
    }
    .item_message{
        width:177px;
        font-size:16px;
        /* font-family:PingFang-SC-Regular; */
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:24px;
        margin-left: 14px;
        margin-top: 33px;
    }
    /* new */
    .popup_bg{
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 100;
        background-color: #000;
        opacity: 0.1;
    }
    .popup_video{
        display: none;
        width: 540px;
        height: 303px;
        position: fixed;
        top: 50%;
        left: 50%;
        margin-top: -270px;
        margin-left: -151.5px; 
        z-index: 200;
    }
    #popup_play{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .popup_close{
        position: absolute;
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/closButton@2x.png) no-repeat;
        background-size: 100%;
        right: 0px;
        top: 6px;
        border: 0px;
        width: 40px;
        height: 40px;
        cursor: pointer;
        outline: 0;
        z-index: 300;
    }
}
/*在pad端中的显示效果*/
@media screen and (min-width:768px)and (max-width:1024px){
  .re_box{
    width: 100vw;
    margin: 0 auto
  }
  .re_box img{
    width: 91.796875vw;
    height:29.296875vw;
    margin-left:4.1015625vw;
  }
    .infor_list_out{
        padding-top:7.2265625vw;
    }
    .promise_box{
        width:100vw;
        padding:0;
        margin:0;
    }
    .promise_text{
        width:52.734375vw;
        /* height:25.68359375vw; */
        font-size:2.083333333333333vw;
        /* font-family:PingFangSC-Regular; */
        color:rgba(0,0,0,1);
        line-height:2.9296875vw;
        margin-left:7.8125vw;
    }

    .promise{
    width:15.625vw;
  }
  .promise>img{
    width:15.625vw;
    height:15.625vw;
  }
    .promise_text>.teacher_p{
        margin-top:2.9296875vw;
    }
    .infor_list_out {
        /*	width:100vw;*/
        margin:0 auto;
    }
    .infor_list{
        /*height:55.6640625vw;*/
    }
    .fix_time_box_last>.fix_time{
    margin-left:-20.8203125vw;
  }
    .fix_time{
       width:20.833333333333336vw;
        margin-left:0vw;
        margin-bottom: 3.90625vw;
    }
    .foreign_box{
        /*height:auto;*/
        height: 20.5078125vw;
    }
    .fix_time>img{
        margin-left:0vw;
        width:15.625vw;
        height:15.625vw;
    }
    .fix_time_box{
        width:100vw;
        margin:0 auto;
    }
    .fix_time_text{
        margin-left:2.8125vw;
        width: 48.828125vw;
    }
    .fix_time_text>p{
        /* width:52.734375vw; */
        width: 55.6640625vw;
        height:9.47265625vw;
        font-size:1.7187500000000002vw;
        color:rgba(0,0,0,1);
        line-height:2.9296875vw;
    }
    .fix_time_text>h2{
        text-align: left;
        color: #000;
        font-size: 2.05078125vw;
        line-height: 3.90625vw;
        margin-top: 2.9296875vw;
        margin-bottom: 0.9765625vw;
        padding-left: 0vw;
        width: 100%;
        font-family: PingFang-SC-Semibold;
    }
    .infor_list{
        width:77.44140625vw;
    }
    .wj{
        margin-top:1.7578125vw;
    }
    .wj>img{
       width:15.625vw;
        height:15.625vw;
    }
    .fore_ys{
        margin-top:1.7578125vw;
        margin-left:7.8125vw;
        margin-bottom: 11.59375vw;
        width:52.83203125vw;
        height:20.5078125vw;
        background:url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/webAsset 244@2x.png") no-repeat;
        background-size: 100%;
    }
    .fore_ys>p{
        font-size:1.7187500000000002vw;
        color:rgba(0,0,0,1);
        line-height:2.9296875vw;
        font-weight: bold;
    }
    .fore_1{
        margin-top:4.39453125vw;
    }
    .fore_2{
        margin-top:5.859375vw;
    }
    .fore_3{
        margin-top:5.37109375vw;
    }
    .leah_title{
        font-family: PingFang-SC-Semibold;
        color: #000;
        font-size: 1.953125vw;
        line-height: 2.734375vw;
        margin-top: 2.44140625vw;
        font-weight: bold;
    }
    .leah_video{
        width: 52.734375vw;
        height: 29.58984375vw;
        background: pink;
        margin-top: 1.5625vw;
        position: relative;
    }
    .leah_video a{
        position: absolute;
        display: block;
        width: 6.34765625vw;
        height: 6.34765625vw;
        background: red;
        bottom: 3%;
        right: 3%;
        z-index: 10;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/webAsset 251@2xx.png") no-repeat;
        background-size: 100%;
    }
    .leah_video .video_shaow{
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        background: rgba(0,0,0,0.5);
        z-index: 6;
    }
    .leah_video img{
        position: absolute;
        width: 100%;
        height: 100%;
        z-index: 5;
    }
    .leah_video video{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .leah_introduce{
        width:52.734375vw;
        height:48.4375vw;
        background:rgba(2,185,246,0.15);
        border-radius:3.3203125vw;
        margin-top: 3.80859375vw;
        padding-top: 3.02734375vw;
        padding-left: 4.4921875vw;
        padding-right: 4.1015625vw;

    }
    .introduce_img{
        float: left;
    }
    .introduce_message{
        float: right;
    }
    .introduce_img img{
        display: block;
        width: 15.625vw;
        height: 15.625vw;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .introduce_tit{
        width: 14.55078125vw;
        height: 4.58984375vw;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/tit.png") center no-repeat;
        background-size: 70%;
        margin-left: 1.07421875vw;
        margin-top: 1.07421875vw;
    }
    .introduce_button{
        display: block;
        width:15.625vw;
        height:4.296875vw;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:2.1484375vw;
        margin-top: 0.68359375vw;
        text-align: center;
        line-height: 1.66015625vw;
        padding-top: 0.78125vw;
        font-size:1.5625vw;
        font-family:PingFang-SC-Semibold;
        font-weight:bold;
        color:rgba(0,0,0,1);
    }
    .introduce_message{
        width:24.609375vw;
        height:25.68359375vw;
        font-size:1.5625vw;
        font-family:PingFang-SC-Regular;
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:2.9296875vw;
    }
    .more_teachers{
        width: 100vw;
        margin-top: 3.7109375vw;
    }
    .more_teachers_tit{
        width:17.28515625vw;
        height:3.515625vw;
        font-size:1.953125vw;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:2.734375vw;
        margin-right: 5.859375vw;
    }
    .more_teachers_content{
        width: 52.734375vw;
    }
    .more_item{
        width:24.609375vw;
        background:rgba(242,242,240,1);
        border-radius:3.3203125vw;
        padding-top: 2.34375vw;
        padding-left: 2.34375vw;
        margin-bottom: 3.7109375vw;
        padding-bottom: 2.9296875vw;
    }
    .item_img img{
        display: block;
        width: 8.59375vw;
        height: 8.59375vw;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .item_tit{
        width: 10.64453125vw;
        height: 4.58984375vw;
        margin-left: 0.9765625vw;
    }
    .waterfall_left .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/cristy.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_left .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/evonne.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/jocelyn.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/trish.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .item_button a{
        display: block;
        width:9.765625vw;
        height:3.3203125vw;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:2.1484375vw;
        font-size:1.26953125vw;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:1.3671875vw;
        text-align: center;
        margin-left: 1.3671875vw;
        padding-top: 0.29296875vw;
    }
    .item_message{
        width:17.28515625vw;
        font-size:1.3671875vw;
        font-family:PingFang-SC-Regular;
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:2.34375vw;
        margin-left: 1.3671875vw;
        margin-top: 3.22265625vw;
    }
     /* new */
     .popup_bg{
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 100;
        background-color: #000;
        opacity: 0.1;
    }
    .popup_video{
        display: none;
        width: 52.734375vw;
        height: 29.58984375vw;
        position: fixed;
        top: 50%;
        left: 50%;
        margin-top: -26.3671875vw;
        margin-left: -14.794921875vw; 
        z-index: 200;
    }
    #popup_play{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .popup_close{
        position: absolute;
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/closButton@2x.png) no-repeat;
        background-size: 100%;
        right: 0px;
        top: 0.5859375vw;
        border: 0px;
        width: 3.90625vw;
        height: 3.90625vw;
        cursor: pointer;
        outline: 0;
        z-index: 300;
    }
}



@media screen and (max-width:767px){
    .re_box{
        width: 767px;
        margin: 0 auto
    }
    .re_box img{
        width: 704px;
        height:225px;
        margin-left:31px;
    }
    .infor_list_out{
        padding-top:55px;
    }
    .promise_box{
        width:767px;
        padding:0;
        margin:0;
    }
    .promise_text{
        width:404px;
        /* height:197px; */
        font-size:16px;
        /* font-family:PingFangSC-Regular; */
        color:rgba(0,0,0,1);
        line-height:22px;
        margin-left:60px;
    }

    .promise{
        width:120px;
    }
    .promise>img{
        width:120px;
        height:120px;
    }
    .promise_text>.teacher_p{
        margin-top:22px;
    }
    .infor_list_out {
        /*	width:767px;*/
        margin:0 auto;
    }
    .infor_list{
        /*height:427px;*/
    }
    .fix_time_box_last>.fix_time{
        margin-left:-160px;
    }
    .fix_time{
        width:160px;
        margin-left:0px;
        margin-bottom: 30px;
    }
    .foreign_box{
        /*height:auto;*/
        height: 158px;
    }
    .fix_time>img{
        margin-left:0px;
        width:120px;
        height:120px;
    }
    .fix_time_box{
        width:767px;
        margin:0 auto;
    }
    .fix_time_text{
        margin-left:22px;
        width: 375px;
    }
    .fix_time_text>p{
        width:428px;
        height:73px;
        font-size:13.2px;
        color:rgba(0,0,0,1);
        line-height:22px;
    }
    .fix_time_text>h2{
        text-align: left;
        color: #000;
        font-size: 15.75px;
        line-height: 30px;
        margin-top: 23px;
        margin-bottom: 8px;
        padding-left: 0px;
        width: 100%;
        font-family: PingFang-SC-Semibold;
    }
    .infor_list{
        width:594px;
    }
    .wj{
        margin-top:13px;
    }
    .wj>img{
        width:120px;
        height:120px;
    }
    .fore_ys{
        margin-top:13px;
        margin-left:60px;
        margin-bottom: 89px;
        width:405px;
        height:157px;
        background:url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/webAsset 244@2x.png") no-repeat;
        background-size: 100%;
    }
    .fore_ys>p{
        font-size:13.2px;
        color:rgba(0,0,0,1);
        line-height:22px;
        font-weight: bold;
    }
    .fore_1{
        margin-top:34px;
    }
    .fore_2{
        margin-top:45px;
    }
    .fore_3{
        margin-top:41px;
    }
    .leah_title{
        font-family: PingFang-SC-Semibold;
        color: #000;
        font-size: 15px;
        line-height: 21px;
        margin-top: 18.75px;
        font-weight: bold;
    }
    .leah_video{
        width: 405px;
        height: 227.25px;
        background: pink;
        margin-top: 12px;
        position: relative;
    }
    .leah_video a{
        position: absolute;
        display: block;
        width: 48.75px;
        height: 48.75px;
        background: red;
        bottom: 3%;
        right: 3%;
        z-index: 10;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/webAsset 251@2xx.png") no-repeat;
        background-size: 100%;
    }
    .leah_video .video_shaow{
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        background: rgba(0,0,0,0.5);
        z-index: 6;
    }
    .leah_video img{
        position: absolute;
        width: 100%;
        height: 100%;
        z-index: 5;
    }
    .leah_video video{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .leah_introduce{
        width:405px;
        height:372px;
        background:rgba(2,185,246,0.15);
        border-radius:25.5px;
        margin-top: 29.25px;
        padding-top: 23.25px;
        padding-left: 34.5px;
        padding-right: 31.5px;

    }
    .introduce_img{
        float: left;
    }
    .introduce_message{
        float: right;
    }
    .introduce_img img{
        display: block;
        width: 120px;
        height: 120px;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .introduce_tit{
        width: 111.75px;
        height: 35.25px;
        background: url("https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/tit.png") center no-repeat;
        background-size: 70%;
        margin-left: 8.25px;
        margin-top: 8.25px;
    }
    .introduce_button{
        display: block;
        width:120px;
        height:33px;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:16.5px;
        margin-top: 5.25px;
        text-align: center;
        line-height: 12.75px;
        padding-top: 6px;
        font-size:12px;
        font-family:PingFang-SC-Semibold;
        font-weight:bold;
        color:rgba(0,0,0,1);
    }
    .introduce_message{
        width:189px;
        height:197.25px;
        font-size:12px;
        font-family:PingFang-SC-Regular;
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:22.5px;
    }
    .more_teachers{
        width: 768px;
        margin-top: 28.5px;
    }
    .more_teachers_tit{
        width:132.75px;
        height:27px;
        font-size:15px;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:24px;
        margin-right: 45px;
    }
    .more_teachers_content{
        width: 405px;
    }
    .more_item{
        width:189px;
        background:rgba(242,242,240,1);
        border-radius:25.5px;
        padding-top: 18px;
        padding-left: 18px;
        margin-bottom: 28.5px;
        padding-bottom: 22.5px;
    }
    .item_img img{
        display: block;
        width: 66px;
        height: 66px;
        /* background: pink; */
        /* border-radius: 50%; */
    }
    .item_tit{
        width: 81.75px;
        height: 35.25px;
        margin-left: 7.5px;
    }
    .waterfall_left .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/cristy.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_left .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/evonne.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(1) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/jocelyn.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .waterfall_right .more_item:nth-child(2) .item_tit{
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/foreign_teacher/trish.png?v=001) center no-repeat;
        background-size: 70%;
    }
    .item_button a{
        display: block;
        width:75px;
        height:25.5px;
        background:linear-gradient(320deg,rgba(210,247,146,1) 0%,rgba(5,185,246,1) 100%,rgba(66,147,33,1) 100%);
        box-shadow:0px 2px 10px 2px rgba(65,117,5,0.24);
        border-radius:16.5px;
        font-size:12px;
        font-family:PingFang-SC-Semibold;
        font-weight:600;
        color:rgba(0,0,0,1);
        line-height:10.5px;
        text-align: center;
        margin-left: 10.5px;
        padding-top: 2.25px;
    }
    .item_message{
        width:132.75px;
        font-size:12px;
        font-family:PingFang-SC-Regular;
        font-weight:400;
        color:rgba(0,0,0,1);
        line-height:18px;
        margin-left: 10.5px;
        margin-top: 24.75px;
    }
    /* new */
    .popup_bg{
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 100;
        background-color: #000;
        opacity: 0.1;
    }
    .popup_video{
        display: none;
        width: 378px;
        height: 227.25px;
        position: fixed;
        top: 50%;
        left: 50%;
        margin-top: -202.5px;
        margin-left: -113.25px; 
        z-index: 200;
    }
    #popup_play{
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        z-index: 1;
    }
    .popup_close{
        position: absolute;
        background: url(https://static.psestatic.com/media.psestatic.com/website/hk/pc/index/closButton@2x.png) no-repeat;
        background-size: 100%;
        right: 0px;
        top: 4.5px;
        border: 0px;
        width: 30px;
        height: 30px;
        cursor: pointer;
        outline: 0;
        z-index: 300;
    }
}