Merge pull request #1361 from poanetwork/fix-footer-height

fix: add height for footer logo

apps/block_scout_web/assets/css/components/_footer.scss

@@ -15,6 +15,10 @@ $footer-text-color: rgba($white, 0.7);
   }
 }
 
+.footer-logo {
+  height: 2rem;
+}
+
 .footer-social-icons {
   // float: right;
   padding-top: 0.5em;
@@ -36,12 +40,12 @@ $footer-text-color: rgba($white, 0.7);
   padding-top: 1em;
 
   h3 {
-    margin-bottom: 0em;
+    margin-bottom: 0;
     // text-align: center;
   }
 
   hr {
-    margin-top: 0em;
+    margin-top: 0;
     margin-bottom: 1em;
     border: 0;
     height: 0;