.classification {
    margin-bottom: 20px;
    height: 62px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    word-break: keep-all;
    max-width: 540px;
    width: 100%;
    position: relative;
}

.classification-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 1200px;
    height: 2px;
    background: #E6ECF3;
    transform: translateX(-300px);
}

.classification-box {
    width: 300px;
    height: 62px;
    box-sizing: border-box;
    cursor: pointer;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media screen and (max-width: 1200px) {
    .classification-bottom {
        width: 100% !important;
        transform: translateX(0) !important;
    }
}

.classification .active {
    border-bottom: 4px solid #227efa;
}

.pro-list1 {
    width: 100%;
    max-width: 1200px;
    flex-wrap: wrap;
    display: none;
}

.pro-list2 {
    width: 100%;
    max-width: 1200px;
    flex-wrap: wrap;
    display: none;
}

@media screen and (max-width: 550px) {
    .pro-list1 {
        flex-direction: column;
    }

    .pro-list2 {
        flex-direction: column;
    }

    .pro-list {
        margin-bottom: 180px !important;
    }

    .classification {
        width: 100% !important;
    }

    .classification-box {
        width: 33.3% !important;
    }
}