p {
    margin-top: 5px;
    font-family: '微软雅黑'
}

.floor1 li img {
    width: 300px;
    height: 200px;
}


.floor1 ul li {
    margin: 10px;
    box-sizing: border-box;
    background-color: #f7f6f6;
}

.floor1 ul li:hover {
    background-color: rgb(206, 6, 6);
    color: aliceblue;
}

.floor1 li>div {
    float: left;
}

.floor1 li>div:nth-child(1) {
    width: 160px;
    height: 160px;
    margin-left: 40px;
    margin-top: 3px;
    margin-right: 40px;
    border-radius: 80px;
    overflow: hidden;
    /* box-shadow: 2px 2px 5px 0px #888787; */
}

.floor1 li>div:nth-child(2) {
    display: inline-block;
    width: 850px;
    margin: 10px;
}

.understand {
    display: inline-block;
    width: 80px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    border: 1px solid #afadad;
    background-color: #fffefe;
    cursor: pointer;
    border-radius: 5px;
}

.understand a {
    color: #de2020;
}

.floor1 ul li:hover {
    background-color: rgb(206, 6, 6);
    color: aliceblue;
}