.con_next {
    width: 100%;
}

#captcha {
    width: 120px;
}

@media screen and (max-width: 750px) {
    #detailbox {
        padding: 2.5rem 1.2rem;
        box-sizing: border-box;
    }

    #detailbox .article {
        padding: 1.5rem 0;
    }

    #detailbox .article h2 {
        font-size: 1.6rem;
        color: #005ca2;
    }

    #detailbox .article .option {
        border-top: none;
        margin-top: 0;
        padding-top: 1rem;
    }

    #detailbox .article-box {
        padding: 1.5rem 1.2rem;
    }

    .mb20 {
        margin-bottom: 1rem;
    }

    #detailbox .tab a.current {
        background-color: transparent;
        color: #2d8fff;
        padding: 0;
        position: relative;
    }

    #detailbox .tab a.current::before {
        content: "";
        position: absolute;
        width: 0.5rem;
        height: 0.5rem;
        background: #2d8fff;
        border-radius: 50%;
        top: 50%;
        left: 0;
        transform: translateY(-50%);
    }

    #detailbox .form-group {
        width: 100%;
        box-sizing: border-box;
        padding-left: 0;
    }

    label {
        display: block;
    }

    #captcha {
        width: 11.5rem;
    }

    .yzm {
        text-align: left;
    }

    #detailbox .article .option .info.opinion span a {
        font-size: 1.2rem;
    }

    #detailbox .article .option .hidden-xs {
        display: none;
    }

    #detailbox .form-inline .form-control-static a {
        font-size: 1.2rem;
        color: #999999;
    }

    .btn {
        padding: 1rem 5rem;
        line-height: 1.5;
    }
}