.head-pc-v {
    background-color: #000000;
    position: relative;
}

#kv-swiper .swiper-slide {
    /*height: 85vh;*/
    background-size: cover;
}

    #kv-swiper .swiper-slide video {
        /*height: auto;*/
        width: 100%;
        z-index: -1;
    }

    #kv-swiper .swiper-pagination .swiper-pagination-bullet {
        cursor: pointer;
        width: 12px;
        height: 12px;
        background-color: crimson;
    }

#kv-swiper .slide-layout {
    width: 100%;
    position: absolute;
    background-color: rgba(158, 158, 158, 0);
    z-index: 1;
    top: 0;
}

.head-pc-v .switcher {
    position: absolute;
    width: 30px;
    height: 30px;
    left: 90%;
    cursor: pointer;
    z-index: 99;
}

.icon-soundoff,
.icon-soundon {
    fill: #FFFFFF;
}


.head-pc-v .bottom-pointer {
    height: 50px;
    width: 50px;
    background-color: #ff6a00;
    position: absolute;
    top: 85%;
    left: 8%;
    z-index: 99;
}

.arrow {
    display: block;
    width: 30px;
    height: 30px;
    position: absolute;
    top: 85%;
    left: 50%;
    margin-left: -28px;
    border: 12px double transparent;
    border-top: 12px double #00a199;
    border-left: 12px double #00a199;
    z-index: 99;
    opacity: .8;
    transform: rotate(45deg);
    -ms-transform: rotate(45deg); /* IE 9 */
    -moz-transform: rotate(45deg); /* Firefox */
    -webkit-transform: rotate(45deg); /* Safari 和 Chrome */
    -o-transform: rotate(45deg);
    animation: arrow 1.5s infinite ease-in-out;
    -webkit-animation: arrow 1.5s infinite ease-in-out; /* Safari 和 Chrome */
    /*cursor: pointer;*/
}

@-webkit-keyframes arrow {
    0% {
        opacity: 0;
        transform: translate(0, 0px) rotate(45deg);
        -ms-transform: translate(0, 0px) rotate(45deg); /* IE 9 */
        -moz-transform: translate(0, 0px) rotate(45deg); /* Firefox */
        -webkit-transform: translate(0, 0px) rotate(45deg); /* Safari 和 Chrome */
        -o-transform: translate(0, 0px) rotate(45deg);
    }

    50% {
        opacity: 1;
        transform: translate(0, -5px) rotate(45deg);
        -ms-transform: translate(0, -5px) rotate(45deg); /* IE 9 */
        -moz-transform: translate(0, -5px) rotate(45deg); /* Firefox */
        -webkit-transform: translate(0, -5px) rotate(45deg); /* Safari 和 Chrome */
        -o-transform: translate(0, -5px) rotate(45deg);
    }

    100% {
        opacity: 0;
        transform: translate(0, -10px) rotate(45deg);
        -ms-transform: translate(0, -10px) rotate(45deg); /* IE 9 */
        -moz-transform: translate(0, -10px) rotate(45deg); /* Firefox */
        -webkit-transform: translate(0, -10px) rotate(45deg); /* Safari 和 Chrome */
        -o-transform: translate(0, -10px) rotate(45deg);
    }
}