styles.css

#page-report-coursemanager #courseInput {
    width: 100%;
    padding: 10px 20px 10px 20px;
    border: 1px solid #ddd;
    margin-bottom: 12px;
}
#page-report-coursemanager #filtercontainer {
    margin-bottom: 12px;
}

#page-report-coursemanager .filterrow {
    display: none;
}

#page-report-coursemanager .show_course {
    display: table-row;
}

#page-report-coursemanager #no-visit-student.tablefilter:checked ~ div table tbody tr.no-visit-student,
#page-report-coursemanager #heavy-course.tablefilter:checked ~ div table tbody tr.heavy-course,
#page-report-coursemanager #no-visit-teacher.tablefilter:checked ~ div table tbody tr.no-visit-teacher,
#page-report-coursemanager #no-content.tablefilter:checked ~ div table tbody tr.no-content,
#page-report-coursemanager #no-student.tablefilter:checked ~ div table tbody tr.no-student,
#page-report-coursemanager #orphan-submissions.tablefilter:checked ~ div table tbody tr.orphan-submissions,
#page-report-coursemanager #ok.tablefilter:checked ~ div table tbody tr.ok,
#page-report-coursemanager #filterrow.tablefilter:checked ~ div table tbody tr.filterrow,
#page-report-coursemanager #no-visit-student.tablefilter:checked ~ table tbody tr.no-visit-student,
#page-report-coursemanager #heavy-course.tablefilter:checked ~ table tbody tr.heavy-course,
#page-report-coursemanager #no-visit-teacher.tablefilter:checked ~ table tbody tr.no-visit-teacher,
#page-report-coursemanager #no-content.tablefilter:checked ~ table tbody tr.no-content,
#page-report-coursemanager #no-student.tablefilter:checked ~ table tbody tr.no-student,
#page-report-coursemanager #orphan-submissions.tablefilter:checked ~ table tbody tr.orphan-submissions,
#page-report-coursemanager #ok.tablefilter:checked ~ table tbody tr.ok,
#page-report-coursemanager #filterrow.tablefilter:checked ~ table tbody tr.filterrow {
    display: table-row;
}

#page-report-coursemanager .tablefilter + label {
    cursor: pointer;
}

#page-report-coursemanager .table-responsive {
    overflow-x: unset;
}

#page-report-coursemanager .tablefilter:checked + label {
    background-color: #ddd;
}

#page-report-coursemanager .browse_courses tbody tr,
.tablefilter {
    display: none;
}
.report_coursemanager-reportbutton {
    border: none;
    border-radius: 50%;
    color: #fff;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    margin-left: 3px;
}
ul#coursemanagerbuttons li {
    display: inline;
}
#coursemanager_popover {
    min-width: 150px;
}
#coursemanager_collapse_report {
    margin-bottom: 8px;
}
#coursemanager_reports_zone li {
    margin-bottom: 12px;
}