.course-section {
    display: flex;
    justify-content: space-between;
    padding: 50px;
    align-items: center;
}

.blue-background {
    background-color: #16364d;
    color: #fff;
}

.white-background {
    background-color: #fff;
    color: #16364d;
    border-bottom: 1px solid #16364d;
}

.course-content {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 30px;
}

.course-text {
    flex: 1;
    padding-right: 50px;
}

.course-teaser {
    flex: 1;
    text-align: right;
}

.course-teaser img, .course-teaser video {
    width: 500px;
    height: auto;
}

button.btn {
    padding: 10px 20px;
    background-color: #041c25;
    border: none;
    color: #ffffff;
    cursor: pointer;
    font-size: 20px;
    font-weight: bold;
    margin-top: 10px;
}

button.btn:hover {
    background-color: #041c25d0;
}