#mainv {
    position: relative;
    background: url("../../img/subdir_mainv2.jpg") no-repeat center
}

#mainv::after {
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    inset: 0;
    background: #0000006e;
}

#sub-dirconents .leading-Box {
    position: relative
}

#sub-dirconents .message-box {
    position: relative
}

#sub-dirconents .message-box .leading-text {
    font-size: 2.6rem;
    margin: 15px 0
}

#sub-dirconents .message-box .text {
    margin-bottom: 25px
}

#sub-dirconents .message-box .topname {
    position: absolute;
    right: 0;
    bottom: -20px
}

#sub-dirconents #sidebar .sidebar-list-heading {
    background: url("../../img/icon-side-company.png") no-repeat 18px bottom;
    padding-left: 70px;
    margin-bottom: 20px;
    padding-top: 20px
}

@media screen and (max-width: 890px) {
    .contents {
        width: auto;
        padding-left: 15px;
        padding-right: 15px
    }

    #sub-dirconents {
        width: auto
    }

    #sub-dirconents #main-content {
        width: auto
    }

    #sub-dirconents #main-content .leading-Box {
        margin-bottom: 20px
    }

    #sub-dirconents #main-content .leading-Box .leading-text {
        font-size: 1.8rem
    }

    #sub-dirconents #main-content .top-pic img {
        width: 100%
    }

    #sub-dirconents .message-box .topname {
        position: static;
        margin-bottom: 25px
    }

    #sub-dirconents #sidebar .sidebar-list-heading {
        margin-top: 15px;
        margin-left: 15px;
        padding-left: 50px;
        background-position: left center
    }
}