.title{
    font-size: 40px;
}

.content .service-video-wrap{
    margin-top: 40px;
    width: 100%;
    aspect-ratio: 1200 / 413;
    position: relative;
    overflow: hidden;
}
.content .service-video-wrap .service-img{
    width: 100%;
    height: 100%;
}
.content .service-video-wrap .service-img img{
    width: 100%;
    height: 100%;
}
.content .service-video-wrap .service-img .service-img-icon{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    transform: translate(-50%,-50%);
    cursor: pointer;
    z-index: 1;
}
.content .service-video-wrap .service-video{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 2;
    background-color: #E6E6E6;
    display: none;
}
.content .service-video-wrap .service-video video{
    width: 100%;
    height: 100%;
}

.engineering-item{
    margin: 80px auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.engineering-item .engineering-item-img{
    width: 50%;
}
.engineering-item .engineering-item-img img{
    width: 100%;
}
.engineering-item .engineering-item-content{
    width: 48%;
}
.engineering-item .engineering-item-content .title{
    text-align: left;
}
.engineering-item .engineering-item-content .engineering-item-desc{
    font-size: 16px;
    color: #666666;
    margin-top: 20px;
}


.commitment{
    margin: 80px auto;
}
.commitment .commitment-content{
    margin-top: 40px;
    border-radius: 20px;
    border: 1px solid #DCDCDC;
    padding: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.commitment .commitment-content .commitment-desc{
    width: 64%;
    font-size: 16px;
    color: #666666;
}
.commitment .commitment-content .commitment-image{
    width: 33.33%;
}
.commitment .commitment-content .commitment-image img{
    width: 100%;
}


@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .title{
        font-size: 30px;
    }
    .engineering-item,
    .commitment{
        margin: 60px auto;
    }
    .engineering-item .engineering-item-content .engineering-item-desc{
        font-size: 14px;
        margin-top: 15px;
    }
    .commitment .commitment-content{
        padding: 20px;
        margin-top: 30px;
    }
    .commitment .commitment-content .commitment-desc{
        font-size: 14px;
    }
}
@media only screen and (max-width: 1000px) {
    .title{
        font-size: 20px;
    }
    .engineering-item,
    .commitment{
        margin: 40px auto;
    }
    .engineering-item .engineering-item-content .engineering-item-desc{
        font-size: 12px;
        margin-top: 10px;
    }
    .commitment .commitment-content{
        padding: 10px;
        margin-top: 20px;
    }
    .commitment .commitment-content .commitment-desc{
        font-size: 12px;
    }
}