main {
    width: 70%;
    margin: 0 auto;
}

.list-one {
    margin-bottom: 4%;
}


main h4 {
    width: 100%;
    margin-bottom: 30px;
    font-size: 48px;
    color: #412a4c;
    font-family: "微软雅黑";
}

.one-box {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.one-box>div img {
    display: block;
    border-radius: 10px;
}

.one-left {
    width: 49%;
    position: sticky;
    top: 20px;
    margin-bottom: auto;
}

.one-left .img-box {
    margin-bottom: 5%;
}

.one-left .img-box::before {
    padding-top: 50%;
}

.one-lef-txt {
    width: 100%;
}

.one-lef-txt h3 {
    margin: 4% 0;
    font-size: 26px;
}

.one-right {
    flex: 1;
}

.ong-rig-box {
    width: 100%;
    display: flex;
    justify-content: space-between;
    margin-bottom: 4%;
}

.one-rig-img {
    width: 30%;
    min-width: 30%;
    max-width: 30%;
    height: fit-content;
}

.one-rig-img::before {
    padding-top: 70%;
}

.one-rig-txt {
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    flex: 1;
    padding-left: 5%;
}

.one-rig-txt h5 {
    font-size: 22px;
}

.list-two {
    width: 100%;
    padding: 2%;
    background-color: rgb(65, 42, 75);
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 4%;
}

.two-left {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    color: #fff;
    padding-right: 2%;
}

.two-left h5 {
    font-size: 32px;
}

.two-left h6 {
    line-height: 20px;
    font-size: 16px;
}

.two-right {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.two-right .img-box::before {
    padding-top: 72%;
}

@media screen and (min-width:770px) {
    .two-rig-box {
        width: calc((100% - 36px) / 4);
    }
}

@media screen and (max-width:769px) {
    .two-rig-box {
        width: calc((100% - 12px) / 2);
    }
}

.two-rig-box {
    border-radius: 10px;
    overflow: hidden;
    height: fit-content;
    background-color: rgb(252, 229, 220);
}

.two-right img {
    width: 100%;
    display: block;
}

.two-rig-txt {
    background-color: rgb(252, 229, 220);
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    padding: 10%;
}

@media screen and (min-width:770px) {
    .two-rig-txt p {
        min-height: 90px;
        font-size: 15px;
    }
}

.two-rig-txt * {
    text-align: center;
    margin-bottom: 5%;
}

.two-rig-txt h5 {
    font-size: 16px;
}

.two-rig-box:nth-child(1n) h5 {
    color: rgb(228, 124, 215);
}

.two-rig-box:nth-child(2n) h5 {
    color: rgb(168, 119, 243);
}

.two-rig-box:nth-child(3n) h5 {
    color: rgb(253, 136, 124);
}

.list-three h2 {
    font-size: 48px;
    color: #412a4c;
    margin-bottom: 4%;
}

.three-box {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5%;
}

.three-left {
    width: 30%;
    position: sticky;
    margin-bottom: auto;
    top: 20%;
}

.three-left .img-box::before {
    padding-top: 56%;
}

.three-left img {
    border-radius: 10px;
    display: block;
    margin-bottom: 2%;
}

.three-lef-txt {
    font-size: 25px;
    line-height: 36px;
    font-weight: 600;
}

.three-right {
    flex: 1;
    padding-left: 4%;
    display: flex;
    justify-content: space-between;
    align-content: stretch;
    flex-wrap: wrap;
    gap: 10px;
}

.three-rig-box {
    width: 48%;
    display: flex;
    gap: 20px;
}

.thr-rig-lfe {
    width: 35%;
    min-width: 35%;
    max-width: 35%;
    height: fit-content;
    border-radius: 10px;
    overflow: hidden;
}

.thr-rig-lfe::before {
    padding-top: 100%;
}

.thr-rig-txt {
    font-size: 17px;
    font-weight: 600;
}

.four-big-box {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 2%;
    gap: 15px;
}

.four-box {
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.151);
    overflow: hidden;
    border-radius: 10px;
}

.four-box .img-box::before {
    padding-top: 71%;
}

.four-txt {
    width: 100%;
    padding: 2% 2% 5%;
}

.four-box img {
    max-height: 200px;
    display: block;
}

.fo-txt-top {
    margin-bottom: 5%;
    font-weight: 600;
    font-size: 19px;
    color: rgb(228, 124, 215);
}

@media screen and (min-width:1000px) {
    .four-box {
        width: calc((100% - 45px) / 4);
    }
}

@media (max-width:999px) {
    main {
        width: 98%;
        margin: 0 auto;
    }

    main h4 {
        font-size: 26px;
        margin-bottom: 15px;
    }

    .one-box {
        flex-direction: column;
    }

    .one-left {
        width: 100%;
        margin-bottom: 2%;
        position: relative;
        top: 0;
    }

    .ong-rig-box {
        margin-bottom: 3%;
    }

    .one-rig-txt h5 {
        font-size: 16px;
    }

    .list-two {
        flex-direction: column;
    }

    .three-left {
        position: relative;
        top: 0;
    }

    .two-left,
    .three-left {
        width: 100%;
        margin-bottom: 8%;
    }

    .two-left * {
        text-align: center;
    }

    .two-left h5 {
        margin-bottom: 2%;
        font-size: 22px;
    }

    .two-left h6 {
        font-size: 16px;
        font-weight: 500;
    }

    .two-right {
        width: 100%;
        padding-left: 0;
    }

    .two-rig-txt {
        padding: 5%;
    }

    .list-three h2 {
        font-size: 26px;
    }

    .three-box {
        flex-direction: column;
    }

    .three-left img {
        margin-bottom: 0;
    }

    .three-lef-txt {
        font-size: 22px;
        line-height: 30px;
        padding: 0 2%;
    }

    .three-rig-box {
        width: 100%;
        margin-bottom: 4%;
        height: auto;
    }

    .thr-rig-txt {
        font-size: 18px;
    }

    .four-box {
        width: calc((100% - 15px) / 2);
        margin-bottom: 4%;
    }

    .fo-txt-top {
        font-size: 17px;
    }

    .fo-txt-bot {
        width: 100%;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }
}