.imgPosi{
    display: flex;
    /* justify-content: center; */
    align-items: center;
    /* height: 10vh; 使容器的高度为视口高度 */
    background-color: #44b5b9;
    height: 8vh;
    margin: 0;
    padding-top: 20;
    padding-left: 20;
    box-shadow: #3d3d3d;
}

div{
    display: block;
    margin: 0;
    padding: 0;
}

h1{
    text-align: center;
    color: #303133;
}

h2.user{
    text-align: center;
    color: #004890;
}
h2.manage{
    text-align: center;
    color: #623b00;
}

p{
    margin: 0;
    padding: 0;
}

p.title {
    color: #ffffff;
    font-weight: bolder;
    font-size: larger;
}

p.user {
    text-align: center;
    color: #44b5b9;
}

p.manage {
    text-align: center;
    color: #E6A23C;
}

span {
    color: #55a72d;
}

li.user {
    display: inline-block;
    /* margin: 25px; */
    border-radius: 8px;
    width: 200px;
    background-color: #44b5b9;
    height: 40px;
}

li.manage {
    display: inline-block;
    margin: 25px;
    border-radius: 8px;
    width: 240px;
    background-color: #E6A23C;
    height: 40px;
}

li a {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 5px;
    color: #ffffff;
    text-decoration: none;
    height: 30px;
}

li img {
    padding: 9px;
    float: left;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download {
    text-align: center;
}

ul {
    justify-content: center;
    color: #3d3d3d;
    height: 40px;
}

.lastOne {
    display: flex;
  justify-content: center; /* 水平居中 */
  align-items: center; /* 垂直居中 */
  height: 30px; /* 容器高度 */
}