* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}

.content {
    min-width: 1100px;
    width: 1400px;
    height: 1700px;
    margin: 0 auto;
    background-color: #FEECE8;
}

.a {
    width: 100%;
    height: 300px;
}

.a1 {
    width: 100%;
    height: 100px;
}

.a2 {
    width: 100%;
    height: 200px;
    position: relative;
    background-color: #A59192;
    margin: 0;
}

.a3 {
    width: 300px;
    height: 300px;
    background-repeat: no-repeat;
    /* background-size: 100%; */
    background-image: url("./name.jpg");
    background-size: 120% 100%;
    background-position: center;
    position: absolute;
    top: -50px;
    left: 80px;
    border-radius: 100%;
}

.a4 {
    width: 800px;
    height: 100px;
    left: 30%;
    top: 50px;
    position: absolute;
    text-align: center;
    color: #fff;
}

.a4 h1 {
    font-size: 40px;
}

.a4 span {
    display: block;
    margin-top: 25px;
}

.b {
    width: 100%;
    height: 1000px;
}

.b1 {
    width: 50%;
    height: 700px;
    float: left;
    border-right: 1px solid #000;
    border-bottom: 1px solid #000;
}

.b11 {
    width: 60%;
    margin-top: 100px;
    margin-left: 100px;
}

.b11 p {
    display: block;
    margin-top: 35px;
    font-size: 24px;
}

.b2 {
    width: 50%;
    height: 300px;
    float: left;
    border-bottom: 1px solid #000;
}

.b21 {
    width: 60%;
    margin-top: 100px;
    margin-left: 100px;
}

.b21 div {
    font-size: 24px;
}

.b3 {
    width: 50%;
    height: 600px;
    float: right;
    border-bottom: 1px solid #000;
}

.b31 {
    width: 60%;
    margin-top: 100px;
    margin-left: 100px;
}

.b31 p {
    display: block;
    margin-top: 35px;
    font-size: 24px;
}

.b4 {
    width: 50%;
    height: 600px;
    float: left;
    border-right: 1px solid #000;
}

.b41 {
    width: 60%;
    margin-top: 100px;
    margin-left: 100px;
}

.b41 h3,
li {
    margin-top: 30px;
    font-size: 24px;
}

.b5 {
    width: 50%;
    height: 400px;
    float: left;
}

.b51 {
    width: 60%;
    margin-top: 100px;
    margin-left: 100px;
}

.b51 li {
    margin-top: 30px;
    font-size: 24px;
}