CSS代码：
/*幻灯片上一张、下一张按钮样式*/
.swiper-button-next, .swiper-button-prev{height: 70px !important;}.swiper-button-prev{border-top-right-radius: 8px;border-bottom-right-radius: 8px;}.swiper-button-next{border-top-left-radius: 8px;border-bottom-left-radius: 8px;}