body{
    overflow-y: scroll;
}

.text-danger{
    color: #d9534f;
    font-weight: bold;
}

.text-info{
    color: #5bc0de;
    font-weight: bold;
}

.text-normal{
    color: black;
    font-weight: normal;
}

.text-success{
    color: #5cb85c;
}

.tab1{
    margin-left: 20px;
}

.tab2{
    margin-left: 40px;
}

.tab3{
    margin-left: 60px;
}

.tab4{
    margin-left: 80px;
}

.link{
    cursor: pointer
}

.link:hover{
    cursor: pointer;
    text-decoration: underline;
}

.course_name{
    width: 20%;
}

.course_description{
    width: 80%;
}

.pointer{
    cursor: pointer;
}