body, heml {
    padding: 0;
    margin: 0;
}

div.alert {
    position: fixed;
    z-index: 2;
    top: 24vh;
    display: flex;
    width: 209px;
    height: 79px;
    justify-content: center;
    align-items: center;
    background-color: RGBA(0, 0, 0, .8);
    border-radius: 23px;
    font-size: 18px;
    line-height: 26px;
    color: RGBA(255, 255, 255, 1);
    left: calc(50vw - 104px);
    text-align: center;
}

    div.alert.hidden {
        display: none;
    }


/* 移动端的媒体查询 */
@media screen and (min-width: 780px) {
    body {
        background-color: #f3f3f3;
    }

    .container {
        width: 375px;
        margin: auto auto;
        background-color: #fff;
    }


    .main-section-01 .content {
        top: 30px !important;
    }
}

.common-title {
    position: relative;
    height: 31px;
    font-size: 22px;
    font-weight: 500;
    color: #0D0D0D;
    line-height: 31px;
    text-align: center;
    margin: 0 auto;
}

    .common-title::after, .common-title::before {
        position: absolute;
        content: '';
        width: 15px;
        height: 16px;
        top: 50%;
    }

    .common-title::before {
        left: -10px;
        background: url('../../Img/landingPage/register/icon-l.png') no-repeat center;
        background-size: 100% auto;
        transform: translateY(-50%) translateX(-100%);
    }

    .common-title::after {
        right: -10px;
        background: url('../../Img/landingPage/register/icon-r.png') no-repeat center;
        background-size: 100% auto;
        transform: translateY(-50%) translateX(100%);
    }

/* 1 */
.main-section-01 {
    position: relative;
}

    .main-section-01 .bg {
        width: 100%;
        display: block;
    }

    .main-section-01 .content {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 5vw;
    }

        .main-section-01 .content .icon {
            width: 78px;
            height: 78px;
            display: block;
            margin: 0 auto;
        }

        .main-section-01 .content .text {
            font-size: 18px;
            font-weight: 400;
            color: #FFFFFF;
            margin-top: 4px;
            text-align: center;
        }

/* 2 */
.main-section-02 {
    display:flex;
    flex-direction:column;
    align-items:center;
}
.main-section-02  .use-method{
    width:140px;
    height:31px;
}

    .main-section-02 .text {
        text-align: center;
        font-size: 16px;
        font-weight: 500;
        color: #0D0D0D;
        line-height: 23px;
        padding-top: 12px;
    }

        .main-section-02 .text a {
            color: #3D7FFF;
            text-decoration: none;
            outline: none;
        }

    .main-section-02 .content {
        width: 290px;
        display: block;
        margin: 25px auto 13px;
    }

    .main-section-02 .btn-common {
        width:300px;
    }

    .main-section-02 .phone {
        width: 114px;
        margin-top:50px;
    }
    .main-section-02 .title {
        font-weight: 500;
        font-size: 20px;
        color: #0D0D0D;
        line-height: 28px;
        text-align: right;
        font-style: normal;
        margin-top:16px
    }
    .main-section-02 .sub-title {
        font-family: PingFangSC, PingFang SC;
        font-weight: 400;
        font-size: 16px;
        color: #0D0D0D;
        line-height: 23px;
        text-align: right;
        font-style: normal;
        margin-top:6px;
        margin-bottom:16px;
    }

    /* 3 */
    .main-section-03 {
        position: relative;
        padding-top: 40px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

.main-section-03 .use-method {
    width: 134px;
}

    .main-section-03 .content-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        text-align: center;
        padding: 25px 0;
    }

        .main-section-03 .content-item .consult {
            width: 90px;
            height: 90px;
            display: block;
        }

        .main-section-03 .btn-use {
            width: 300px;
            margin-top:16px;
        }

        .main-section-03 .content-item .sub-title {
            font-size: 16px;
            font-weight: 550;
            color: #0D0D0D;
            margin-top: 25px;
        }

        .main-section-03 .content-item .text {
            font-size: 16px;
            font-weight: 400;
            color: #0D0D0D;
            line-height: 23px;
            margin-top: 10px;
        }

        .main-section-03 .content-item .btn {
            font-size: 16px;
            font-weight: 400;
            color: #01C257;
            margin-top: 10px;
            cursor: pointer;
            text-decoration: none;
            outline: none;
        }

/* 4 */
.main-section-04 {
    padding: 10px 18px 0px;
}

    .main-section-04 .content-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 40px;
        border-bottom: 1px solid #eee;
        font-size: 14px;
        font-weight: 400;
        color: #333333;
        cursor: pointer;
        text-decoration: none;
        outline: none;
    }

        .main-section-04 .content-item:first-child {
            border-top: 1px solid #eee;
        }

        .main-section-04 .content-item:hover {
            color: #01C257;
        }

        .main-section-04 .content-item img {
            width: 11px;
            height: 11px;
            display: block;
        }

/* footer */
.footer {
    font-size: 14px;
    font-weight: 400;
    color: #333333;
    line-height: 23px;
    text-align: center;
    padding: 30px 0 15px;
}