.gray-bg {
    background: #e3e2e2;
    padding: 15px 15px;
    margin: 5px 0;
}

.form-group {
    margin-bottom: 14px;
}
.course_subject {
    background: #cfcfcf;
    padding: 10px 18px;
}

.Course_section {
    background: #dfdfdf;
    margin-bottom: 14px;
    padding: 11px;
}
.roll_number_sujjec{
    font-size: 12px;
    color: green;
}