#slideclass .swiper-button-prev::after{content:none}#slideclass .swiper-button-next::after{content:none}#slideclass .swiper-button-prev{background-image:none}#slideclass .swiper-button-next{background-image:none}#slideclass .swiper-button-next,#slideclass .swiper-button-prev{height:30px;width:18px}