.swiper-button-prev{background:#fff;border-radius:100%;width:40px;height:40px;left:20px}.swiper-button-prev:after{font-size:18px;font-weight:800}.swiper-button-next{background:#fff;border-radius:100%;width:40px;height:40px;right:20px}.swiper-button-next:after{font-size:18px;font-weight:800}