* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}


/* 电脑 */

@media screen and (min-width: 996px) {
    .ly1 {
        display: flex;
        justify-content: space-between;
    }
    .ly1left {
        width: 44%;
        position: relative;
    }
    .ly1left img {
        width: 100%;
        height: 505px;
    }
    .ly1cover {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 999;
        background: rgba(0, 0, 0, 0.5);
        padding-top: 50px;
    }
    .ly1cover strong {
        color: white;
        font-size: 30px;
        display: block;
        text-align: center;
    }
    .lyline {
        width: 70%;
        margin: 20px auto;
        height: 3px;
        background-color: #fff;
    }
    .ly1cover ul li a {
        color: white;
        font-size: 18px;
        text-align: center;
        display: block;
        padding: 10px 0;
    }
    .ly1right {
        width: 55%;
        display: flex;
        flex-wrap: wrap;
    }
    .ly1rightitem {
        width: 100%;
        position: relative;
        height: 250px;
    }
    .ly1right img {
        width: 100%;
        height: 250px;
        object-fit: cover;
    }
    .ly1rightitemcover {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 999;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        align-items: center;
        justify-content: center;
        padding-left: 15%;
    }
    .ly1rightitemcover strong {
        display: block;
        width: 10px;
        color: white;
        font-size: 30px;
        /* border-right: 3px solid #fff; */
    }
    .ly1rightitemcoverline {
        width: 3px;
        height: 200px;
        background-color: #fff;
        margin-left: 90px;
    }
    .ly1rightitem ul {
        width: 70%;
    }
    .ly1rightitem ul li a {
        display: block;
        padding: 10px 0;
        color: white;
        text-align: center;
    }
    .ly2 {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        width: 100%;
        margin-top: 70px;
    }
    .ly2 .ly1rightitem {
        width: 48%;
    }
}


/* 手机 */

@media screen and (max-width: 996px) {
    .ly1 {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }
    .ly1left {
        width: 100%;
        position: relative;
        height: 500px;
    }
    .ly1left img {
        width: 100%;
        height: 500px;
        object-fit: cover;
    }
    .ly1cover {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 999;
        background: rgba(0, 0, 0, 0.5);
        padding-top: 30%;
    }
    .ly1cover strong {
        color: white;
        font-size: 22px;
        display: block;
        text-align: center;
    }
    .lyline {
        width: 70%;
        margin: 20px auto;
        height: 3px;
        background-color: #fff;
    }
    .ly1cover ul li a {
        color: white;
        font-size: 15px;
        text-align: center;
        display: block;
        padding: 10px 0;
    }
    .ly1right {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
    }
    .ly1rightitem {
        width: 100%;
        position: relative;
        height: 250px;
    }
    .ly1right img {
        width: 100%;
        height: 250px;
        object-fit: cover;
    }
    .ly1rightitemcover {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 999;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        align-items: center;
        justify-content: center;
        padding-left: 15%;
    }
    .ly1rightitemcover strong {
        display: block;
        width: 10px;
        color: white;
        font-size: 30px;
        /* border-right: 3px solid #fff; */
    }
    .ly1rightitemcoverline {
        width: 3px;
        height: 200px;
        background-color: #fff;
        margin-left: 90px;
    }
    .ly1rightitem ul {
        width: 70%;
    }
    .ly1rightitem ul li a {
        display: block;
        padding: 10px 0;
        color: white;
        text-align: center;
    }
    .ly2 {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        width: 100%;
        margin-top: 70px;
    }
    .ly2 .ly1rightitem {
        width: 100%;
        margin-bottom: 20px;
    }
}