feat(MediaModal): add navigation between medias

assets/development/styles/organization.css

@@ -275,6 +275,49 @@
   opacity: 1;
 }
 
+.media-nav {
+  position: absolute;
+  width: .5em;
+  color: white;
+  opacity: 0.8;
+  cursor: pointer;
+  font-size: 1.25em;
+  transition: 0.2s all;
+  z-index: 9999;
+  width: 5em;
+}
+
+.media-nav.disabled {
+  opacity: 0.25 !important;
+  cursor: auto;
+}
+
+.media-nav-btn svg {
+  height: 2em;
+  filter: drop-shadow(2px 4px 6px black);
+}
+
+.media-nav-btn {
+  padding: 2em;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+}
+
+.media-nav:hover {
+  opacity: 1;
+  transition: 0.2s all;
+}
+
+.media-nav-left {
+  left: 2em !important;
+}
+
+.media-nav-right {
+  right: 2em !important;
+}
+
+
 /* *****************************************************************************
 
 *                                    SECTION                                    
@@ -764,6 +807,17 @@ RESPONSIVE
     height: 33em;
   }
 
+  /**
+  * MODAL
+  **/
+  .media-nav {
+    bottom: 0em;
+  }
+  .media-nav-btn {
+    padding-top: 1em;
+    padding-bottom: 1em;
+  }
+
   /**
   * MOSAIC CASES
   */