    /* Add your CSS code here.

    For example:
    .example {
        color: red;
    }

    For brushing up on your CSS knowledge, check out http://www.w3schools.com/css/css_syntax.asp

    End of comment */

    .main {
        top: 40%;
    }

    .block-website {
        position: absolute;
        left: 50%;
        bottom: -84px;
        width: 730px;
        background: rgba(179, 10, 10, .9);
        border: 1px #f60 solid;
        padding-top: 30px;
        padding-left: 27px;
        padding-bottom: 18px;
        padding-right: 27px;
        transform: translateX(-50%);
        display: none
    }

    .block-website__item {
        height: 45px;
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .block-website__ms {
        width: 80px;
        height: 45px;
        text-align: center;
        line-height: 45px;
        font-size: 20px;
        color: #b91f1b;
        background: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 10px;
    }

    .block-website__link {
        padding-left: 25px;
        flex: 1;
        margin: 0 10px;
        line-height: 45px;
        font-size: 20px;
        color: #b91f1b;
        background: #fff;
    }

    .block-website__btn {
        padding: 0 15px;
        height: 45px;
        line-height: 45px;
        text-align: center;
        color: #b91f1b;
        font-size: 20px;
        background-color: #ff6;
    }

    .block-website__arrow {
        width: auto;
    }

    .block-btn-img:hover>.block-website {
        display: block;
    }

    .block-btn-img {
        width: 25%;
    }

    .block-btn-img .hand {
        width: 25px;
        vertical-align: middle;
    }

    .hand-left {
        animation: handLeft 0.3s infinite alternate;
    }

    .hand-right {
        animation: handRight 0.3s infinite alternate;
    }

    @keyframes handLeft {
        from {
            transform: translateX(0)
        }
        to {
            transform: translateX(-5px)
        }
    }

    @keyframes handRight {
        from {
            transform: translateX(0)
        }
        to {
            transform: translateX(5px)
        }
    }

    #tiaozhuans {
        display: flex;
        margin-bottom: 30px;
        justify-content: center;
    }

    .block-btn-img img {
        width: auto;
    }

    .block-btn-close {
        display: none;
    }

    .img2s {
        margin-top: 0
    }

    @media screen and (max-width: 480px) {
        .block-btn-img:hover>.block-website {
            display: none;
        }
        .main {
            top: 25%;
            transform: translateY(-50%);
            padding-right: 0%;
        }
        .block-btn-img {
            width: 70%;
        }
        .block-website {
            bottom: auto;
            padding-left: 8px;
            padding-right: 8px;
            width: 97%;
            padding-top: 5px;
            padding-bottom: 3px;
            display: none;
        }
        .block-website__item {
            height: 35px;
        }
        .block-website__ms {
            background: #fff;
            width: 45px;
            height: 28px;
            line-height: 28px;
            text-align: center;
            font-size: 13px;
            color: #b91f1b;
        }
        .block-website__link {
            background: #fff;
            height: 28px;
            line-height: 25px;
            text-align: center;
            font-size: 13px;
            color: #b91f1b;
            flex: 1;
            padding-left: 0;
        }
        .block-website__btn {
            margin-left: 4px;
            padding: 0 5px;
            height: 30px;
            text-align: center;
            color: #b91f1b;
            font-size: 15px;
            background-color: #ff6;
            width: 120px;
            font-weight: 700;
        }
        .block-website__btn a {
            height: 100%;
            line-height: 28px;
            display: inline-block;
            width: 100%;
            vertical-align: top;
        }
        .block-website .block-website__arrow {
            width: 15px;
        }
        .block-website__item {
            margin-bottom: 0;
        }
        .block-btn-img .block-website.active {
            display: block
        }
        .block-btn-close {
            display: block;
            position: absolute;
            width: 30px;
            top: -15px;
            right: -5px;
        }
    }