.hover {
    cursor: pointer;
}
.hover:hover {
    text-decoration: underline;
    color: deepskyblue;
}

.main {}
.main .bannner {
    width: 100%;
}
.main .demo {
    padding: 30px;
    box-sizing: border-box;
}
.main .demo .title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}
.main .demo .list {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.main .demo .list .item {
    flex-basis: 22%;
    border-radius: 10px;
    overflow: hidden;
    background-color: #fff;
}
.main .demo .list .item .img {
    width: 100%;
    height: 200px;
}
.main .demo .list .item .content {
    text-align: left;
    font-size: 14px;
    padding: 5px 10px;
}
.main .demo .list .item .row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 10px;
    padding: 5px 10px;
}
.main .demo .list .item .row .price {
    font-size: 14px;
}