.about {
    height: 80px;
    margin-left: 30px;
    line-height: 80px;
}

.about p {
    color: #303133;
    font-size: 24px;
}

.content {
    margin: 40px auto;
    padding: 40px 80px;
    background: #fff;
    box-sizing: border-box;
}

.content p {
    color: #303133;
    line-height: 30px;
    font-size: 16px;
    letter-spacing: 0.5px;
}