.top-bg {
    width: 100%;
    margin: 0 auto;
    height: 400px;
    background: url("../images/product.png");
    background-position: center;
    background-repeat: no-repeat;
}

.title {
    width: 100%;
    height: 180px;
    line-height: 286px;
    font-size: 46px;
    font-family: PingFang SC;
    font-weight: bold;
    color: #333333;
    background: url("../images/title_bg.png");
    background-repeat: no-repeat;
    text-align: center;
    background-position: bottom center;
    background-size: 434px 32px;
}

.product-con {
    width: 1200px;
    display: flex;
    justify-content: center;
    margin: 0 auto;
    margin-top: 80px;
}

.product-item {
    width: 380px;
    height: 550px;
    background: #ffcf70;
    border-radius: 20px;
    overflow: hidden;
    margin: 0 15px;
    position: relative;
}

.product-item:hover .mask {
    display: block;
}

.item-img {
    position: absolute;
    border-radius: 20px;
    width: 380px;
    height: 550px;
    left: 0;
    top: 0;
}

.mask {
    display: none;
    position: relative;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

.mask-txt {
    position: absolute;
    width: 191px;
    height: 62px;
    border: 2px solid #ffffff;
    border-radius: 12px;
    font-size: 26px;
    color: #ffffff;
    line-height: 58px;
    text-align: center;
    left: 95px;
    top: 244px;
}

.mask-txt:hover {
    background-color: rgba(255, 255, 255, 0.6);
}

.more {
    height: 248px;
    font-size: 22px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #b4b4b4;
    text-align: center;
    line-height: 280px;
}