.wrapper { height: 380px; overflow: hidden;
   border-bottom:2px solid #f0f0f0;  position: relative;
}
.wrapper .dibu{ position:absolute; left: 0px; bottom:0px;  z-index: 3;
	height: 70px;  color: #fff; width: 100%; overflow: hidden;
	background: rgba(0,0,0,0.6);
}
.wrapper .wenzi{ position:absolute; left: 0px; top:110px; line-height: 1.2em; color: #fff; z-index:2;
	width: 260px; text-align: center;
}
.wrapper .wenzi .a{ margin: 16px 0px; font-size: 20px; color: #fff;
}
.wrapper .wenzi .b{ margin: 6px 0px; font-size: 14px; color: #fff; text-transform: uppercase; 
}
.wrapper .wenzi .c{ margin: 16px 0px; font-size: 12px; color: #fff;
}
.wrapper .swiper-slide{ height: 380px; z-index: 1;
} 
.wrapper .swiper-container .swiper-pagination {
   bottom: 25px;
}

.wrapper .swiper-container .swiper-pagination-bullet {
    opacity: 1;
    position: relative;
    width: 30px;
    height: 3px;
    border-radius: 0;
    margin: 0 1px;
    background-color: rgba(0,0,0,0.5);
    transition: background-color .3s ease;
}

.wrapper .swiper-container .swiper-pagination-bullet::before {
    display: block;
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    transform: scaleX(0);
    transform-origin: 0 0;
}

.wrapper .swiper-container .swiper-pagination-bullet.swiper-pagination-bullet-active::before {
    animation: sliderPagination 3s linear forwards
}

.wrapper .swiper-container .swiper-pagination-bullet:hover {
    background-color: #fff;
}

@keyframes sliderPagination {
 	100% {
		transform: scaleX(1);
        opacity: 1;
    }
}