.opc-Gallery-columns {
  display: flex;
  margin-bottom: 8px;
}
.opc-Gallery-columns .opc-Gallery-btn {
  width: 100%;
  display: block;
  margin-bottom: 8px;
}
.opc-Gallery-columns .opc-Gallery-img {
  width: 100%;
  display: block;
}

.opc-Gallery-column {
  padding: 0 4px;
  flex: 1 1 0;
}

.opc-Gallery-column-2,
.opc-Gallery-column-3,
.opc-Gallery-column-4 {
  display: none;
}

@media (min-width: 576px) {
  .opc-Gallery-column-2 {
    display: block;
  }
}
@media (min-width: 768px) {
  .opc-Gallery-column-3 {
    display: block;
  }
}
@media (min-width: 1200px) {
  .opc-Gallery-column-4 {
    display: block;
  }
}
.opc-Gallery-btn {
  position: relative;
}
.opc-Gallery-btn.opc-Gallery-active-btn:after {
  content: " ";
  opacity: 0;
  background-color: rgba(0, 0, 0, 0.75);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transition: all 0.5s ease-in-out 0s;
}
.opc-Gallery-btn.opc-Gallery-active-btn:hover:after {
  opacity: 0.75;
}
.opc-Gallery-btn .opc-Gallery-zoom {
  opacity: 0;
  color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.5s ease-in-out 0s;
}
.opc-Gallery-btn.opc-Gallery-active-btn:hover .opc-Gallery-zoom {
  opacity: 1;
}

.opc-Gallery {
  margin-left: -4px;
  margin-right: -4px;
}
.opc-Gallery.opc-Gallery-grid .opc-Gallery-item .opc-Gallery-btn {
  height: 0;
  padding-top: 100%;
}
.opc-Gallery .opc-Gallery-item {
  overflow: hidden;
  padding-right: 4px;
  padding-left: 4px;
  margin-bottom: 8px;
}
.opc-Gallery .opc-Gallery-item .opc-Gallery-btn {
  display: block;
  width: 100%;
  height: 220px;
}
.opc-Gallery .opc-Gallery-item .opc-Gallery-img {
  display: block;
  height: 100%;
  width: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}
@media (max-width: 899px) {
    /* * Fügt auf mobilen Geräten einen seitlichen Abstand von 18px hinzu.
     * Der Selektor [class*="..."] stellt sicher, dass alle Instanzen
     * des Portlets angesprochen werden, da die UID im Klassennamen variiert.
     */
    [class*="timeline-centered-content-"] {
        padding-left: 18px !important;
        padding-right: 18px !important;
        box-sizing: border-box;
    }
}