.comp_teacher_bid_student_table_row {
    clear: left;
    margin-top: 10px;
}

.comp_teacher_bid_student_table_cell {
    float: left;
    width: 200px;
    margin: 0px 0px 0px 10px;
    position: relative;
}

.comp_teacher_bid_student_table_cell_number {
    width: 20px;
    padding: 15px 0px 0px 0px;
}

.btn_add_student {
    position: absolute;
    right: 0px;
    top: 5px;

}

.btn_delete_student {
    position: absolute;
    left: 0px;
    top: 25px;
}

.teacher_form {
    max-width: 870px;
}


@media screen and (max-width: 680px) {

    .comp_teacher_bid_student_table_cell {
        clear: left;
        margin-bottom: 5px;
    }
}