@media screen and (max-width: 1200px) {
    .sd-question-banner {
        width: 100%;
        margin: 0;
    }

    .sd-show-mobile-nav {
        display: block;
    }

    .sd-question-header .sd-header-panel {
        padding: 10px;
        width: 100%;
        box-sizing: border-box;
    }

    .sd-header-panel-left,
    .sd-header-panel-right {
        padding: 0;
    }

    .sd-header-panel-left {
        width: 100%;
        text-align: center;
    }

    .sd-question-header-nav {
        display: none;
    }

    .sd-mobile-nav {
        display: block;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background: rgb(0, 0, 0, 0.5);
        z-index: 1;
    }

    .sd-question-header-user-more {
        top: 50px;
        right: -10px;
    }

    .sd-question-nav-list {
        width: 60%;
        height: 100%;
        background: #FFFFFF;
        position: absolute;
    }

    .sd-question-header-nav-item {
        display: block;
        width: 100%;
        border-bottom: 1px solid #C0C0C0;
        margin: 0;
        line-height: 60px;
        max-width: none;
        text-align: left;
        padding-left: 20px;
        box-sizing: border-box;
    }

    .sd-header-panel-right {
        position: absolute;
        top: 10px;
        right: 10px;
        width: auto;
    }

    .sd-user-login-panel {
        margin: 10px 0;
        padding: 20px;
    }

    .sd-user-login-left,
    .sd-user-login-right {
        display: block;
        padding: 0;
        width: 100%;
    }

    .sd-notice-panel {
        padding: 20px;
    }

    .sd-content-panel {
        padding: 0;
        width: 100%;
        box-sizing: border-box;
        display: flex;          /* 改为 Flex 布局 */
        flex-direction: column; /* 垂直排列 */
    }

    .sd-question-menu-list,
    .sd-content-left,
    .sd-content-right {
        display: block;
        padding: 0;
        width: 100%;
    }

    /* 调换显示顺序 */
    .sd-content-left {
        order: 2;  /* 保持原有位置 */
    }

    .sd-content-right {
        order: 1;  /* 提升到前面 */
    }

    .sd-notice-item-banner {
        margin-right: 10px;
    }

    .sd-question-type-item {
        width: calc(100% / 2 - 4px);
    }

    .sd-content-line-inline {
        display: block;
        padding: 0 5px;
        width: 100%;
        box-sizing: border-box;
    }

    .sd-icon-close2 {
        font-size: 24px;
        font-weight: bold;
    }

    .sd-page-not-scroll {
        overflow: hidden;
    }

    .sd-content-line-inline-left {
        margin-right: 0;
    }

    .sd-content-line-inline-right {
        margin-left: 0;
    }

    .sd-question-problem-panel,
    .sd-question-problem-info {
        padding: 0;
        margin-top: 5px;
        width: 100%;
    }

    .sd-question-notice-title {
        font-size: 26px;
        line-height: 36px;
    }

    .sd-links {
        padding: 0;
    }

    .sd-link-item {
        width: 100%;
        margin: 0 0 10px 0;
        height: 100px;
    }

    .sd-footer-item {
        width: calc(100% / 2);
        padding-left: 10px;
        box-sizing: border-box;
        /*border-top: 1px solid #E0E0E0;*/
    }

    .sd-pager-item-active {
        display: flex;
        width: 50%;
        margin-left: 25%;
        box-sizing: border-box;
        justify-content: center;
    }
}