.container-course-box {
    background-color: rgb(243, 243, 243);
    display: flex;
    width: 100%;
    margin-top: 20px;
}

.image-course-box {
    display: inline-block;
    vertical-align: top;
    width: 100%;
    margin: 0;
    background-size: cover;
    background-position: center;
    width: 100%;
    height: 100%;
}

.text-course-box {
    padding: 10px 10px 10px 10px;
    display: inline-block;
    font-size: 12px;
    line-height: 16px;
    width: 100%;
}

.h3-course-box {
    display: inline-block;
    font-size: 12px !important;
    line-height: 20px;
    width: 100%;
}