* {

    padding: 0;

    margin: 0;

    box-sizing: border-box;

    /* font-family: ' '; */

}



ul li {

    list-style: none;

}



a {

    text-decoration: none;

}



a:hover {

    text-decoration: none;

}



img {

    vertical-align: top;

    outline-width: 0ch;

}



@media only screen and (min-width: 996px) {

    /* 选中栏目颜色 */

    .selected_color {

        background-color: var(--main-color) !important;

        color: var(--main-color-white) !important;

    }

    .left_inside {

        display: flex;

        flex-wrap: wrap;

        justify-content: space-between;

        margin: 0 auto;

        padding-bottom: 30px;

    }

    .left_inside_left {

        width: 250px;

    }

    .left_inside_right {

        flex: 1;

        padding-left: 40px;

    }

    .left_inside_left strong {

        height: 60px;

        padding-left: 20px;

        background-color: var(--main-color);

        display: block;

        width: 100%;

        line-height: 60px;

        color: var(--main-color-white);

        font-weight: normal;

        font-size: 20px;

    }

    .left_inside_left ul li a {

        display: block;

        height: 40px;

        margin-top: 3px;

        line-height: 40px;

        padding-left: 20px;

        font-size: 14px;

        color: var(--main-color-fontColor);

        background-color: #eeeeee;

    }

    .left_inside_left ul li a:hover {

        background-color: var(--main-color);

        color: var(--main-color-white);

    }

    .left_inside_right_top {

        font-size: 24px;

        color: var(--main-color);

        position: relative;

        padding-bottom: 15px;

        border-bottom: 1px solid #ededed;

    }

    .left_inside_right_top::after {

        position: absolute;

        width: 90px;

        height: 2px;

        content: '';

        bottom: -1px;

        left: 0;

        background-color: var(--main-color);

    }

    .left_inside_right_con {

        padding: 20px 0;

    }

    .left_inside_right_con .title {

        display: none;

    }

}



@media only screen and (max-width: 996px) {

    /* 选中栏目颜色 */

    .selected_color {

        background-color: var(--main-color) !important;

        color: var(--main-color-white) !important;

    }

    .left_inside {

        width: 100%;

        display: flex;

        flex-wrap: wrap;

        justify-content: space-between;

        margin: 0 auto;

    }

    .left_inside_left {

        width: 100%;

        position: sticky;

        top: 60px;

        background-color: var(--main-color-white);

        z-index: 80;

    }
.left_inside_left {display:none}   
    .left_inside_right {

        width: 100%;

        

    }

    .left_inside_left strong {

        height: 60px;

        padding-left: 20px;

        background-color: var(--main-color);

        display: block;

        width: 100%;

        line-height: 60px;

        color: var(--main-color-white);

        font-weight: normal;

        font-size: 20px;

    }

    .left_inside_left ul li a {

        display: block;

        height: 40px;

        margin-top: 3px;

        line-height: 40px;

        padding-left: 20px;

        font-size: 14px;

        color: var(--main-color-fontColor);

        background-color: #eeeeee;

    }

    .left_inside_left ul li a:hover {

        background-color: var(--main-color);

        color: var(--main-color-white);

    }

    .left_inside_right_top {

        font-size: 24px;

        color: var(--main-color);

        position: relative;

        padding-bottom: 15px;

        border-bottom: 1px solid #ededed;

    }

    .left_inside_right_top::after {

        position: absolute;

        width: 90px;

        height: 2px;

        content: '';

        bottom: -1px;

        left: 0;

        background-color: var(--main-color);

    }

    .left_inside_right_con {

        padding: 20px 0;

    }

}