.section7 {
        background: #f5f5f5;
        position: relative;
        overflow: hidden;
    }

    .Box7 {
        display: flex;
        grid-gap: 10px;
    }

    .Box7 .lt7 {
        border-top: 1px solid #333;
        width: calc(25% - 5px);
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .Box7 .lt7 .Top {
        background-color: #fff;
        width: 100%;
        padding: 15px 20px;
        font-size: 18px;
        font-weight: bold;
        color: #323333;
        border-bottom: #dedede 1px solid;
        margin-bottom: 10px;
    }

    .lt7Item {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        grid-gap: 10px;
        height: 100%;
    }

    .lt7Item .item7 {
        width: 100%;
        background: #fff;
        padding: 15px 30px;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .lt7Item .item7 h1 {
        transition: 0.5s;
        font-size: 16px;
        font-weight: bold;
        color: #333;
        opacity: 0.9;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
    }

    .lt7Item .item7 .aa {
        width: 60px;
        height: 1px;
        background: #333;
        margin: 10px 0;
        transition: 0.5s;
    }

    .lt7Item .item7 p {
        transition: 0.5s;
        font-size: 14px;
        line-height: 1.5;
        color: #333;
        opacity: 0.7;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }

    .lt7Item .item7:hover {
        background: #e6e6e6;
    }

    .lt7Item .item7:hover .aa {
        background: #fff;
    }

    .lt7Item .item7:hover h1 {
        opacity: 1;
    }

    .lt7Item .item7:hover p {
        opacity: 1;
    }

    .Box7 .rt7 {
        border-top: 1px solid #333;
        width: calc(75% - 5px);
        background-color: #fff;
        display: flex;
        flex-direction: column;
    }

    .Box7 .rt7 .Top {
        width: 100%;
        padding: 15px 20px;
        font-size: 18px;
        font-weight: bold;
        color: #323333;
        border-bottom: #dedede 1px solid;
    }

    .Box7 .rt7 .item7 {
        padding: 15px 25px;
        display: flex;
    }

    .Box7 .rt7 .item7:hover {
        background-color: #e6e6e6;
    }

    .Box7 .rt7 .item7 .img7 {
        width: 240px;
    }

    .Box7 .rt7 .item7 .img7 img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .Box7 .rt7 .item7 .text7 {
        width: calc(100% - 240px);
        padding: 0 25px;
        display: flex;
        flex-wrap: wrap;
        align-content: space-around;
    }

    .Box7 .rt7 .item7 .text7 h1 {
        transition: 0.5s;
        font-size: 18px;
        font-weight: bold;
        color: #333;
        opacity: 0.9;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
    }

    .Box7 .rt7 .item7 .text7 p {
        transition: 0.5s;
        font-size: 16px;
        line-height: 1.5;
        color: #333;
        opacity: 0.7;
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }

    @media (max-width:1000px) {
        .Box7 {
            display: flex;
            flex-wrap: wrap;
        }

        .Box7 .lt7 {
            width: 100%;
        }

        .Box7 .rt7 {
            width: 100%;
        }
    }

    @media (max-width:720px) {
        .Box7 .rt7 .item7 .img7 {
            width: 200px;
        }

        .Box7 .rt7 .item7 .text7 {
            width: calc(100% - 200px);
            padding-right: 0;
        }

        .Box7 .rt7 .item7 .text7 h1 {
            font-size: 16px;
        }

        .Box7 .rt7 .item7 .text7 p {
            font-size: 14px;
        }
    }

    @media (max-width:720px) {
        .Box7 .lt7 .Top {
            padding: 15px 10px;
        }

        .lt7Item .item7 {
            padding: 15px 10px;
        }

        .Box7 .rt7 .Top {
            padding: 15px 10px;
        }

        .Box7 .rt7 .item7 {
            padding: 15px 10px;
        }

        .Box7 .rt7 .item7 .img7 {
            width: 120px;
        }

        .Box7 .rt7 .item7 .text7 {
            width: calc(100% - 120px);
            padding: 0 15px;
        }

        .Box7 .rt7 .item7 .text7 p {
            overflow: hidden;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 2;
        }
    }