main {
    margin-top: 52px;
}
.item-group .item-title {
    font-size: 24px;
    color: #333333;
    text-align: center;
    padding: 24px 0;
}

.item-about .about-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.item-about .about-content .left-info {
    width: 55%;
    color: #666666;
}
.item-about .about-content .left-info p {
    margin-bottom: 0.5rem;
    text-indent: 2rem;
}
.item-about .about-content .right-info {
    width: 40%;
    padding: 16px;
}
.item-about .about-content .right-info img {
    width: 100%;
    height: auto;
}

.item-honor .honor-content .honor-list-top {
    display: flex;
    margin-bottom: 40px;
}
.honor-list-top li {
    width: 20%;
    box-shadow: none;
    border: none;
}
.honor-list-top li .card-img-top {
    width: 100%;
    height: 50px;
    line-height: 50px;
    text-align: center;
    margin-bottom: 24px;
}
.honor-list-top li .card-img-top img {
    width: auto;
    max-height: 50px; 
}
.card-body {
    padding: 0;
}
.honor-list-top li .card-title {
    font-size: 14px;
    color: #666666;
    text-align: center;
}
.item-honor .honor-content .honor-list-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.honor-list-bottom li {
    width: 23%;
    margin-bottom: 20px;
}
.honor-list-bottom li .card-img-top {
    width: 100%;
    height: 160px;
    background-color: #f5f5f5;
    padding: 0.5rem;
    margin-bottom: 16px;
    text-align: center;
}
.honor-list-bottom li .card-img-top img {
    width: auto;
    max-width: 100%;
    height: 100%;
}
.honor-list-bottom li .card-title {
    font-size: 14px;
    color: #666666;
    text-align: center;
    margin-bottom: 40px;
}
.honor-list-bottom li .card-text {
    font-size: 12px;
    color: #666666;
    text-align: right;
}

.item-partner .partner-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.partner-list li {
    width: 15%;
    height: 260px;
    margin-bottom: 20px;
    border: none;
    box-shadow: none;
    background: url("../../img/partner_item.png") no-repeat;
    background-size: 100% 100%;
}
.partner-list li .card-img-top {
    width: 100%;
    height: 180px;
    line-height: 160px;
    text-align: center;
}
.partner-list li .card-img-top img {
    width: auto;
    max-width: 90%;
    max-height: 80px;
}
.partner-list li .card-title {
    font-size: 14px;
    color: #666666;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 20px;
}
@media screen and (max-width: 1199px) {
    .honor-list-bottom li .card-img-top {
        height: 130px;
    }

    .partner-list li {
        height: 220px;
    }
    .partner-list li .card-img-top {
        height: 150px;
        line-height: 140px;
    }
}

@media screen and (max-width: 991px) {
    main {
        margin-top: 0;
    }

    .item-about .about-content .left-info {
        width: 100%;
    }
    .item-about .about-content .right-info {
        display: none;
    }

    .item-honor .honor-content .honor-list-top {
        flex-wrap: wrap;
        margin-bottom: 20px;
    }
    .honor-list-top li {
        width: 50%;
    }

    .honor-list-bottom li {
        width: 48%;
        margin-bottom: 1rem;
    }
    .honor-list-bottom li .card-img-top {
        height: 100px;
    }
    .honor-list-bottom li .card-title {
        margin-bottom: 1rem;
    }
    
    .item-partner .item-title {
        padding-top: 8px;
    }
    .partner-list li {
        width: 30%;
        height: 160px;
        margin-bottom: 1rem;
    }
    .partner-list li .card-img-top {
        height: 100px;
        line-height: 80px;
    }
    .partner-list li .card-img-top img {
        max-height: 60px;
    }
}