.index_banner {
    /* position: fixed;
    top: 0;
    left: 0;
    overflow: hidden;
    height: 100vh;
    width: 100%; */
}

.banner {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.banner .swiper-container .swiper-wrapper .swiper-slide {
    overflow: hidden;
    height: 0;
    padding-bottom: 49%;
    position: relative;
}

.banner .swiper-container .swiper-wrapper .swiper-slide img {
    width: 100%;
}

.banner .swiper-container .swiper-wrapper .swiper-slide video {
    position: absolute;
    width: 100%;
    left: 0;
    top: 0;
    z-index: 2;
    height: 100% !important;
    object-fit: cover;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text {
    position: absolute;
    width: 84%;
    top: 40%;
    left: 8%;
    z-index: 3;
    text-align: left;
    transform: translateY(-50%);
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text p {
    text-align: left;
    font-size: 1.6rem;
    color: #fff;
    position: relative;
    opacity: 0;
    font-weight: 100;
    text-shadow: 4px 8px 10px rgba(0, 0, 0, 0.14);
    transform: translateY(2rem);
    -ms-transform: translateY(2rem);
    -webkit-transform: translateY(2rem);
    transition: all 1s ease 0.5s;
    -webkit-transition: all 1s ease 0.5s;
    -moz-transition: all 1s ease 0.5s;
    -ms-transition: all 1s ease 0.5s;
    display: inline-block;
    margin-top: 1.2rem;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
    font-weight: bold;
    text-align: left;
    font-size: 2.4rem;
    color: #fff;
    position: relative;
    opacity: 0;
    text-shadow: 2px 4px 5px rgba(0, 0, 0, 0.14);
    transform: translateY(2rem);
    -ms-transform: translateY(2rem);
    -webkit-transform: translateY(2rem);
    transition: all 1s ease 1s;
    -webkit-transition: all 1s ease 1s;
    -moz-transition: all 1s ease 1s;
    -ms-transition: all 1s ease 1s;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text .b_icon {
    margin-top: 1.2rem;
    position: relative;
    transform: translateY(2rem);
    -ms-transform: translateY(2rem);
    -webkit-transform: translateY(2rem);
    transition: all 1s ease 1s;
    -webkit-transition: all 1s ease 1s;
    -moz-transition: all 1s ease 1s;
    -ms-transition: all 1s ease 1s;
    opacity: 0;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text.active .b_icon {
    transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    opacity: 1;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text .b_icon div {
    width: 24px;
    height: 24px;
    border-radius: 12px;
    position: absolute;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text .b_icon div.b_i_item1 {
    background-color: rgba(255, 255, 255, 0.8);
    animation: changePosition 2s ease infinite;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text .b_icon div.b_i_item2 {
    background-color: rgba(0, 84, 165, 0.8);
    animation: changePosition2 2s ease infinite;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text.active p {
    transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    opacity: 1;
}

.banner .swiper-container .swiper-wrapper .swiper-slide .text.active h2 {
    transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    opacity: 1;
}

.banner .swiper-container .swiper-button-prev {
    width: 1.7rem;
    height: 1.7rem;
    background: rgba(255, 255, 255, 0.3);
    margin-top: 0;
    right: 10%;
    bottom: 3rem;
    top: auto;
    left: auto;
    border: 1px solid #fff;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

.banner .swiper-container .swiper-button-next {
    width: 1.7rem;
    height: 1.7rem;
    background: rgba(255, 255, 255, 0.3);
    margin-top: 0;
    right: 8%;
    bottom: 3rem;
    top: auto;
    border: 1px solid #fff;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

.banner .swiper-container .swiper-button-next:hover {
    background: rgba(0, 84, 165, 1);
}

.banner .swiper-container .swiper-button-prev:hover {
    background: rgba(0, 84, 165, 1);
}

.banner .swiper-container .swiper-button-next i {
    font-size: 12px;
    color: #fff;
}

.banner .swiper-container .swiper-button-prev i {
    font-size: 12px;
    color: #fff;
}

.banner .swiper-container .swiper-button-prev:after {
    display: none;
}

.banner .swiper-container .swiper-button-next:after {
    display: none;
}

.banner .swiper-container .pagination-all {
    position: absolute;
    bottom: 3rem;
    width: 40%;
    left: 8%;
    z-index: 100;
    text-align: left;
}


.banner .swiper-container .pagination-all .sign span.play {
    left: 1px;
}

.banner .swiper-container .pagination-all .sign span.pause {
    display: none;
}

.banner .swiper-container .pagination-all .sign.active span.play {
    display: none;
}

.banner .swiper-container .pagination-all .sign.active span.pause {
    display: block;
}

.banner .swiper-container .swiper-pagination {
    position: relative;
    display: inline-block;
    text-align: left;
}

.banner .swiper-container .swiper-pagination .swiper-pagination-bullet {
    width: 2rem;
    height: 2px;
    border-radius: 0;
    background: rgba(255, 255, 255, 0.4);
    opacity: 1;
    margin: 0 0.2rem;
    position: relative;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
}

.banner .swiper-container .swiper-pagination .swiper-pagination-bullet-active {
    background: #fff;
    height: 3px;
}

.banner .slide-next {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    cursor: pointer;
}

.banner .slide-next p {
    font-size: 15px;
    color: #fff;
}

.banner .slide-next .mouse {
    width: 24px;
    margin: 20px auto 0;
    height: 40px;
    background-image: url(../images/mouse_img.png);
    position: relative;
    animation: upDown 2s ease infinite;
}

.banner .slide-next .mouse i {
    width: 3px;
    height: 8px;
    background-color: #fff;
    position: absolute;
    left: 50%;
    top: 10px;
    transform: translateX(-50%);
}

@keyframes upDown {
    0% {
        top: 0px;
    }
    50% {
        top: 20px;
    }
    100% {
        top: 0px;
    }
}

@keyframes changePosition {
    0% {
        left: 0;
        z-index: 0;

    }
    25% {
        left: 8px;
        z-index: 0;

    }
    50% {
        left: 16px;
        z-index: 1;

    }
    75% {
        left: 8px;
        z-index: 1;

    }
    100% {
        left: 0;
        z-index: 1;
    }
}

@keyframes changePosition2 {
    0% {
        left: 16px;
        z-index: 1;

    }
    25% {
        left: 8px;
        z-index: 0;

    }
    50% {
        left: 0px;
        z-index: 0;

    }
    75% {
        left: 8px;
        z-index: 0;

    }
    100% {
        left: 16px;
        z-index: 1;

    }
}

/*# sourceMappingURL=banner_video.css.map */

@media screen and (max-width: 1440px) {
    .banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
        font-size: 1.8rem;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text p {
        font-size: 1.2rem;
    }

    .banner .swiper-container .swiper-button-prev {
        right: 11%;
    }
}

@media screen and (max-width: 1366px) {
    .banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
        font-size: 1.8rem;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text p {
        font-size: 1.2rem;
    }

    .banner .swiper-container .swiper-button-prev {
        right: 11%;
    }
}

@media screen and (max-width: 1280px) {
    .banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
        font-size: 1.8rem;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text p {
        font-size: 1.2rem;
    }

    .banner .swiper-container .swiper-button-prev {
        right: 11%;
    }
}

@media screen and (max-width: 1024px) {
    .banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
        font-size: 1.2rem;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text p {
        font-size: 1rem;
    }

    .banner .swiper-container .swiper-button-prev {
        right: 11%;
    }
}

/* @media screen and (max-width:1536px) {
  .banner .swiper-container .swiper-wrapper .swiper-slide{
    padding-bottom: 38%;
  }
} */


@media screen and (max-width: 992px) {
    .banner {
        margin-top: 50px;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text h2 {
        font-size: 1rem;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text p {
        font-size: 0.8rem !important;
    }

    .banner .swiper-container .swiper-button-next {
        display: none;
    }

    .banner .swiper-container .swiper-button-prev {
        display: none;
    }

    .banner .slide-next {
        display: none;
    }

    .banner .swiper-container .swiper-wrapper .swiper-slide .text.active .b_icon {
        display: none;
    }

    .banner .swiper-container .pagination-all {
        bottom: 1rem;
    }
}

.container .slide-next {
position: absolute;
bottom: 3rem;
left: 50%;
transform: translateX(-50%);
z-index: 2;
cursor: pointer;
}

.container .slide-next p {
font-size: 15px;
color: #fff;
}

.container .slide-next .mouse {
width: 24px;
margin: 20px auto 0;
height: 40px;
background-image: url(../images/mouse_img.png);
position: relative;
animation: upDown 2s ease infinite;
}

.container .slide-next .mouse i {
width: 3px;
height: 8px;
background-color: #fff;
position: absolute;
left: 50%;
top: 10px;
transform: translateX(-50%);
}

@keyframes upDown {
0% {
    top: 0px;
}
50% {
    top: 20px;
}
100% {
    top: 0px;
}
}

@keyframes changePosition {
0% {
    left: 0;
    z-index: 0;

}
25% {
    left: 8px;
    z-index: 0;

}
50% {
    left: 16px;
    z-index: 1;

}
75% {
    left: 8px;
    z-index: 1;

}
100% {
    left: 0;
    z-index: 1;
}
}

@keyframes changePosition2 {
0% {
    left: 16px;
    z-index: 1;

}
25% {
    left: 8px;
    z-index: 0;

}
50% {
    left: 0px;
    z-index: 0;

}
75% {
    left: 8px;
    z-index: 0;

}
100% {
    left: 16px;
    z-index: 1;

}
}