.top-banner {
    background-image: url('/wp-content/uploads/2020/03/kouzhaonv.png');
}

.nav_top img {
    content: url('/wp-content/uploads/2020/03/logo.png');
}

.container .content .head-wrap {
    background-image: none;
}

.container .content .head-wrap .head-title {
    font-size: 64px;
}

.item-list {
    display: flex;
    justify-content: space-between;
}

.learn {
    font-size: 20px;
    font-weight: bold;
    color: #666666;
    line-height: 30px;
    margin-top: 0px;
    margin-bottom: 56px
}

.item-list {}

.contact-us-wrap {}

.item-list a {
    display: inline-block;
    width: 24%\9;
    box-shadow: 0px 0px 26px 0px #F3F3F3 \9;
    -ms-behavior: url("/wp-content/themes/twentytwenty/assets/css/PIE.htc");
    behavior: url("/wp-content/themes/twentytwenty/assets/css/PIE.htc");
}

.item-list a .item {
    width: 221px;
    height: 211px;
    background: #FFFFFF;
    border-radius: 6px;
    background-repeat: no-repeat;
    background-position: center 38px;
    background-size: 101px 102px;
    text-align: center;
    padding-top: 161px;
    display: block;
    -ms-behavior: url("/wp-content/themes/twentytwenty/assets/css/backgroundsize.min.htc");
    behavior: url("/wp-content/themes/twentytwenty/assets/css/backgroundsize.min.htc");
}

.item-list a .item .txt {
    font-size: 14px;
    font-weight: bold;
    color: #666666;
    line-height: 20px;
}

.video-wrap {
    width: 1170px;
    height: 561px;
    background: #FFFFFF;
    border-radius: 6px;
    /* padding-top: 46px; */
}

.video-wrap .tit {
    font-size: 18px;
    font-weight: bold;
    color: #1B6A3E;
    line-height: 30px;
    margin-bottom: 35px;
}

.ifm-wrap {
    width: 690px;
    margin: auto;
}

.ifm-wrap iframe {
    margin-bottom: 25px;
}

.ifm-wrap a {
    font-size: 14px;
    font-weight: bold;
    color: #888888;
    line-height: 30px;
}

.container .content .support-bottom-button {
    margin: 60px auto;
    width: 587px;
    display: flex;
    justify-content: space-between;
    text-align: center;
}

.container .content .support-bottom-button span {
    width: 262px;
    height: 50px;
    display: inline-block;
    font-size: 18px;
    font-weight: bold;
    background-image: url('/wp-content/uploads/2020/02/按钮背景.png');
    padding-top: 12px;
    text-align: center;
}

.container .content .support-bottom-button a {
    color: #1B6A3E;
}

.contact-us {
    width: 262px;
    height: 50px;
    font-size: 20px;
    font-weight: bold;
    color: #1B6A3E;
    background-image: url('/wp-content/uploads/2020/03/btn-bg.png');
    background-size: 262px 50px;
    padding-top: 12px;
    padding-left: 64px;
    /* text-align: center; */
    margin: auto;
    /* margin-top: 102px;
    margin-bottom: 60px; */
    -ms-behavior: url("/wp-content/themes/twentytwenty/assets/css/backgroundsize.min.htc");
    behavior: url("/wp-content/themes/twentytwenty/assets/css/backgroundsize.min.htc");
}

.links {
    text-align: center;
    margin-top: 180px;
}

.links a {
    width: 280px;
    display: inline-block;
    text-align: left;
}

.ref-wrap {
    padding-left: 0px;
    padding-bottom: 60px;
}

.ref-wrap ul li a {
    font-size: 16px;
    color: #3c3c3c;
}

@media only screen and (max-width: 767px) {
    .links {
        display: block;
        margin-top: 0px;
    }
    .links a {
        width: auto;
    }
    .contact-us {
        padding-top: 1.5rem;
        padding-left: 13rem;
        text-align: left;
        background-size: 100%;
        margin-top: 0rem;
        margin-bottom: 0rem;
        font-size: 2.25rem;
        width: 32.83rem;
        height: 6.33rem;
    }
    .head-wrap {
        padding-bottom: 0;
    }
    .ref-wrap {
        padding: 0 3rem;
        margin-bottom: 5rem;
    }
    .ref-wrap .tit {
        font-size: 2.5rem;
    }
    .video-wrap {
        width: auto;
        height: auto;
        background: #FFFFFF;
        border-radius: 6px;
        margin: 0 3rem;
        padding: 2rem;
    }
    .video-wrap .tit {
        font-size: 3rem;
    }
    .ifm-wrap {
        /* width: ; */
        width: auto;
        height: auto;
    }
    .ifm-wrap iframe {
        width: 100%;
        height: 100%;
        margin-bottom: 2rem;
    }
    .ifm-wrap a {
        font-size: 2rem;
        line-height: 2rem;
    }
    .elementor-inner {
        background-color: #f7f7f7;
    }
    .container .content .head-wrap .head-title {
        font-size: 4rem;
    }
    .content h2 {
        margin: 0 3rem;
    }
    .top-banner {
        background-color: #f7f7f7;
        height: 19rem;
    }
    .container {
        background-color: #f7f7f7;
        padding-bottom: 5rem;
    }
    .learn {
        margin: 3.67rem 0 5.08rem 0;
        font-weight: 400;
    }
    .item-list {
        display: inline-block;
        background: #FFFFFF;
        box-shadow: 0px 0px 3px 3px #F0F0F0;
        width: 100%;
    }
    .item-list a {
        display: initial;
    }
    .item-list a .item {
        display: block;
        width: 100%;
        background-size: 25.5rem;
        padding-top: 35rem;
        font-size: 3.83rem;
        margin-bottom: 10rem;
    }
    .item-list a .item .txt {
        font-size: 3rem;
        line-height: 1;
        width: 40rem;
        margin: auto;
    }
    /* .contact-us{
        font-size: 3.3rem;
        padding-top: 1.8rem;
        padding-left: 6rem;
        width: 30rem;
        height: 8.34rem;
        margin-top: 5.5rem;
        margin-bottom: 5rem;
    } */
    .shadow-border {
        box-shadow: none;
    }
    #p-form {
        background-color: #f7f7f7;
    }
}