remove 'on'/UI changes per feedback

frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.scss

@@ -19,12 +19,6 @@
   pointer-events: none;
 }
 
-.on-pool-text {
-  font-weight: normal;
-  color: gray;
-  padding-inline-end: 4px;
-}
-
 .on-pool-name-text {
   display: inline-block;
   padding-top: 2px;
@@ -42,10 +36,17 @@
 }
 
 .on-pool-container {
+  align-items: center;
+  position: relative;
+  top: -8px;
   display: flex;
   flex-direction: column;
 }
 
+.on-pool-container.selected {
+  top: 0px;
+}
+
 .pool-container {
   margin-top: 12px;
 }
@@ -156,7 +157,7 @@
 #arrow-up {
   position: relative;
   left: calc(var(--block-size) * 0.6);
-  top: calc(var(--block-size) * 1.38);
+  top: calc(var(--block-size) * 1.28);
   width: 0;
   height: 0;
   border-left: calc(var(--block-size) * 0.2) solid transparent;
@@ -186,7 +187,7 @@
 
 .badge {
   position: relative;
-  top: 8px;
+  top: 15px;
   z-index: 101;
   color: #FFF;
 }