.break-code-page { overflow: hidden; margin: 0 auto; max-width: 640px; .sub-size { width: 100%; height: 50px; overflow: hidden; } .size-area { display: none; box-sizing: border-box; padding: 0 22px; width: 100%; height: 70px; border-bottom: 1px solid #e6e6e6; background: #f0f0f0; color: #999; font-size: 28px; line-height: 50px; white-space: nowrap; overflow-x: scroll; li { display: inline-block; padding: 0 22px; width: auto; &.active { color: #000; } } } #list-nav > li { width: 20%; font-size: 28px; a { display: block; margin: 0 auto; width: 106px; } } .banner-swiper ul li img { width: 100%; height: 240px; } }