@media screen and (orientation: landscape) {
    body {
        margin: 0;
        font-size: 18px;
        line-height: 28px;
    }
}

/* 竖屏样式 */
@media screen and (orientation: portrait) {
    .container {
        max-width: 1200px;
        margin: 0 auto;
        font-size: 18px;
    }
}