.attention {
    width: 572px;
    height: 200px;
    font-size: 14px;
    margin-left: 283px;
    margin-top: 10px;
    border: 1px #2aaedf solid;
    padding-left: 11px;
}

@media screen and (max-width:750px) {
    .mobile .bannerreg {
        height: auto;
    }

    .navbg {
        display: none;
    }

    .mobile .meetbg_info {
        padding: 8px;
        margin-bottom: 0;
    }

    .meetbg_info img {
        width: 100%;
    }

    .mobile .title {
        margin-bottom: 0;
    }

    .mobile .formbox .item {
        position: relative;
        width: 100%;
        margin: 0 auto;
    }

    .formbox .item input {
        width: 100%;
        height: 40px;
    }

    .formbox .item::after {
        content: "";
        display: block;
        background-color: rgb(204, 204, 204);
        position: absolute;
        left: 20%;
        top: 10px;
        width: 1px;
        height: 20px;
    }
    .attention {
        width: 100%;
        height: auto;
        font-size: 14px;
        margin: 0 auto;
        border: 1px #2aaedf solid;
        padding: 0 11px;
    }
}