h3 { font-weight: bold; margin-bottom: 0; margin-top: 1.7em; }
button.btn.btn-link.collapsed::before { content: url(../img/plus.png); padding-right: 5px; vertical-align: -4px; }
button.btn.btn-link::before { content: url(../img/minus.png); padding-right: 5px; vertical-align: -4px; width: 12px; }
.collapse,.collapsing { padding: 1em; }
.card-header { background-color: rgba(0,0,0,0.03); border-bottom-color: rgba(0,0,0,0.125); border-bottom-style: solid; border-bottom-width: 1px; margin-bottom: 0; padding-bottom: 0.15rem; padding-left: 1.25rem; padding-right: 1.25rem; padding-top: 0.15rem; }
.title-div { text-align: center; }
.btn-sm { padding-bottom: 5px; }
.emphasis-dialogfenster { font-style: italic; }
.emphasis-bedienelement  { font-weight: bold; }
.emphasis-option { font-style: italic; }