styles.css

.quickform-hidden-tab {
    visibility:hidden;
    display:none;
}

.nav.nav-tabs a[aria-haspopup=true] {
   display:none;
}

.quickform-tab a span {
    white-space: nowrap;
}

.configure-actions {
    text-align:right;
}

.quickform-mask-selectable {
    border:1px dashed #e0e0e0;
    background-color:#fdfdfd;
    padding:3px;
}

.quickform-mask-selected {
    opacity:0.4;
    -moz-opacity:0.4;
    background-color:#fbfbfb;
    padding:3px;
}

.quickform-mask-button {
    float:right;
    width:50px;
    padding:10px;
}

.quickform-mask-hidden {
    display:none;
}

.quickform-mask-notice {
    font-size:small;
    color:#c00000;
}

.quickform-mask-notice.fa.fa-exclamation-circle::before {
  padding-right: 10px;
}

.quickform-configure-off {
    background-color:#00A000 !important;
    background-image:none !important;
    color:white !important;
}

.quickform-configure-on {
    background-color:#A00000 !important;
    background-image:none !important;
    color:white !important;
}

.tabbedform-error {
    border: 1px solid #eed3d7;
    border-radius: 4px;
    background-color: #f8d0d0;
    background-image:none;
    color:#b94a48;
    margin-right: 2px;
}

.tabbedform-error a {
    color:#b94a48;
    border: 1px solid #eed3d7;
    border-radius: 4px;
    background-color: #f8d0d0 !important;
    background-image:none;
}

/* fixes the mask visibility on editors and file managers */
.quickform-mask-button + .fitemtitle + .feditor,
.quickform-mask-button + .fitemtitle + .ffilemanager,
.quickform-mask-button + .fitemtitle + .ffilepicker {
    margin-right: 65px;
}