.about1{position:relative}
.about-swiper1{margin:0 40px;overflow:hidden}
.about-swiper1 .swiper-slide{height:auto;display:flex;justify-content:center;align-items:center}
.about1 .about-next,.about1 .about-prev{position:absolute;top:50%;transform:translateY(-50%);width:35px;height:35px;color:#fff;font-weight:700;background:rgba(0,0,0,.2);border-radius:50%;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:all .3s ease;line-height:1;z-index:2}
.about1 .about-prev{left:0}
.about1 .about-prev em{transform:rotate(180deg)}
.about1 .about-next{right:0}
.about1 .about-next:hover,.about1 .about-prev:hover{background:var(--color)}
@media (max-width:768px){.about-swiper1{margin:0 35px}
.about1 .about-next,.about1 .about-prev{width:30px;height:30px}
}
@media (max-width:500px){.about-swiper1{margin:0}
.about1 .about-prev{left:5px}
.about1 .about-next{right:5px}
.about1 .about-next,.about1 .about-prev{width:35px;height:35px}
.about-swiper1 .swiper-slide img{width:100%}
}