.courses-head{
    width: 100%;
    height: 300px;
    background-image: url(./courses.jpg);
    background-color: #081C4B;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
a{
    text-decoration: none;
    color: #05101a;
}
.ant-input-affix-wrapper .ant-input:not(:last-child) {
    padding-right: 24px;
}

.memberscount{
    font-size: 55px !important;
    background: #fff;
    color: #dfdfdf;
    display: inline-block;
    padding-right: 15px;
}
.biaoqiancours{
    overflow: hidden;
    position: relative;
}
.coursesover{
    position: absolute;
    color: #fff;
    left: 17px;
    background: #dfdfdf;
    width: 200px;
}