@media screen and (max-width: 480px) {
    body {
        min-width: 100%;
        background: none;
    }
    table {
        width: 100% !important;
    }
    .gray_border {
        width: 100%;
        border: none;
    }
    #header {
        width: 100%;
        margin: 0;
    }
    #header tbody>tr:first-child tbody>tr>td:first-child {
        display: none;
    }
    #header tbody>tr:first-child tbody>tr>td:nth-child(2) {
        line-height: 320%;
    }
    #panel_header {
        position: relative;
    }
    #books {
        content: '';
        position: absolute;
        background-image: url(../image/books1.png);
        width: 36px;
        height: 31px;
        top: 3px;
        left: 0px;
        transform: scale(0.6);
    }
    #header .timebox {
        margin-bottom: 0;
    }
    #header .timebox a {
        font-size: 14px;
    }
    #header .logo {
        width: 100%;
        height: 100px;
        background-position-x: center;
        background-position-y: center;
        background-size: 100% 100%;
        animation: zoomIn 1s;
    }
    #header .logo a {
        width: 100%;
        margin: 0;
    }
    #nav .nav_tab tbody>tr>td {
        display: block;
    }
    #nav .nav_tab tbody>tr {
        width: 100%;
    }
    #nav .nav_tab {
        background: none;
        margin: 0;
        display: none;
        position: absolute;
        top: 36px;
        animation: bounce 1s;
        z-index: 11111;
    }
    .nav_tab table td {
        height: 30px !important;
    }
    #nav>div>table {
        -webkit-border-horizontal-spacing: 0 !important;
        -webkit-border-vertical-spacing: 0 !important;
    }
    
    #panel_2_2>div {
        width: 100% !important;
    }
    #panel_2_2>div>div {
        width: 100% !important;
    }
    #panel_2 {
        padding: 0 !important;
    }
    #list_column>div {
        overflow: visible !important;
    }
    #panel_2>table>tbody>tr>td:first-child {
        display: none !important;
    }
    #panel_2_2>div>table>tbody>tr:nth-child(2)>td {
        padding: 0 0 0 5px !important;
    }
    #list_column>div {
        width: 100% !important;
        margin-bottom: 10px;
        overflow: hidden !important;
        max-height: 25px !important;
    }
    #list_column>div>span {
        display: none;
    }
}