.top-left>li:nth-child(2) .second ul {
    min-width:160px;
    overflow: hidden;
}
.top-left>li:nth-child(2) .dropdown-menu  {
       margin-left:-100px
}
.top-left>li:nth-child(3) .second ul {
    min-width: 140px;
    overflow: hidden;
}
.top-left>li:nth-child(3) .dropdown-menu  {
       margin-left:-90px
}
.top-left>li:nth-child(4) .second ul {
    min-width: 140px;
    overflow: hidden;
}
.top-left>li:nth-child(4) .dropdown-menu  {
       margin-left:-90px
}
.pt70px{
    padding-top: 70px;
}
.wp-block-button {
    display: inline-block;
    height: 45px;
    min-width: 120px;
    text-align: center;
    line-height: 45px;
    color: #666;
    border: 1px solid #e70012;
    margin-top: 1em;
    cursor: pointer;
    padding: 0 20px;
    width: auto;
}
    .cover-submenu .wp-block-button {
    width: auto;
    display: inline-block;
    height: 45px;
    min-width: 120px;
    text-align: center;
    line-height: 45px;
    border: 1px solid #e70012;
    margin-top: 40px;
    cursor: pointer;
    padding: 0 20px;
    background: none;
    }
    .supportSpeaker{
        height: auto!important;
        padding-bottom:50px;
        margin-top: 50px;
        background-color:#f2f2f2;
        padding-top: 70px;
    
    }
    .box3 dd:nth-child(2n){
        height: 135px;
    }
  
    .rf-tile-grid .rf-tile-banner{
        height: 90%!important;  
    }

    .sp-box .sp-item p{
        display: none;
        margin-bottom: 1em;
    }
    .wp-block-cover.cover-full .wp-block-cover__inner-container h1, .wp-block-cover.cover-submenu .wp-block-cover__inner-container h1{
        font-size: 3em!important;
    }
    .buyBtn{
        width: 70px;
    }
    .englishBtn{
        right: 242px;
        width: 50px;
    }
    .midpic .mask p{
        text-align: left;
    }
    .xqbox p{
        text-align: left;
    }
    .mt20 {
        margin-top: 20px!important;
    }
    .box3 dd{
        text-align: left;
    }
    .content p{
        text-align: left;
    }
  
    @media (max-width: 992px){
        .supportSpeaker{
            padding-top: 0;
        }
        h1.white {
            margin-top: 0px!important;
            margin-bottom: 1px!important;
        }
        .index-title {
            font-size: 40px!important;
            line-height: 1.3;
        }
        h1  .ft25{
           font-size: 0.6em;
           margin-bottom: 10px;
        }
        .wp-block-spacer{
            height: 30px!important;
        }
        .aboutbox p{
            text-align: left;
        }
        .wp-block-cover.cover-submenu .wp-block-cover__inner-container p{
            text-align: left;
        }
        #f35 {
            font-size: 1.5em!important;
        }
        .midpic .mask h2{
            font-size: 1.2em;
        }
        .wp-block-button{
            margin-top: 0px!important;
        }
        .wp-block-cover   .wp-block-button{
            margin-top: 40px!important;
        }
        .datulunbo .cont{
            padding-top: 80px;
        }
        .datulunbo .cont p{
            text-align: left;
        }
        .breadcrumb {
            margin-bottom: 1.5em;
        }
    }
    .speakerbox ul li .title {
     
        height: 20px;
        overflow: hidden;
    }
    .speakerbox ul li .company {
        height: 36px;
        overflow: hidden;
    }
    .huiyi2 dl dt{
        text-align: left;
    }