.about_video{
    position: relative;
}
.about_video .video-box{
    width: 100%;
    height: 880px;
}
.about_video .video-box img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about_video .video-overlay{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: rgba(13, 15, 20, 0.80);
}
.about_video .video-text{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.about_video .video-text .video-title{
    color: var(--bg-white);
    text-align: center;
    font-family: var(--font-family);
    font-size: var(--font-desc-title-size);
    font-style: var(--font-style);
    font-weight: 500;
    line-height: var(--line-height);
    margin-top: 30px;
}
.about_video .video-text span{
    display: block;
    width: 83px;
    height: 83px;
    margin-top: 75px;
}

@media screen and (max-width: 1500px) {
    .about_video .video-box{
        height: 600px;
    }
}
@media screen and (max-width: 992px) {
    .about_video .video-box{
        height: 350px;
    }
    .about_video .video-text span{
        width: 70px;
        height: 70px;
        margin-top: 30px;
    }
}
@media screen and (max-width: 768px) {
    .about_video .video-box{
        height: 200px;
    }
    .about_video .video-text .video-img img{
        width: 200px;
    }
    .about_video .video-text .video-title{
        font-size: 14px;
        margin-top: 10px;
    }
    .about_video .video-text span {
        width: 30px;
        height: 30px;
        margin-top: 20px;
    }
}