Fixhancement: more log viewer improvements (#11426)

src-ui/src/app/components/admin/logs/logs.component.scss

@@ -16,11 +16,21 @@
 }
 
 .log-container {
-  overflow-y: scroll;
-  height: calc(100vh - 200px);
-  top: 0;
+  height: calc(100vh - 190px);
+  overflow-y: auto;
 
   p {
     white-space: pre-wrap;
   }
 }
+
+.jump-to-bottom {
+  opacity: 0;
+  pointer-events: none;
+  transition: opacity 120ms ease-in-out;
+}
+
+.jump-to-bottom.visible {
+  opacity: 1;
+  pointer-events: auto;
+}