Fixes solo scenario icons for 4k

Author: hobnob

VirtualGloomhavenBoard/wwwroot/scss/_screens.scss

@@ -22,6 +22,7 @@
                 }
             }
         }
+
         .content {
             .header {
                 header {
@@ -166,6 +167,20 @@
     }
 
     html {
+        i {
+            &.icon {
+                height: 2.6rem;
+
+                &:before {
+                    top: 0.2rem;
+                }
+
+                &.brute:before {
+                    top: 0.1rem;
+                }
+            }
+        }
+
         .content {
             .header {
                 .menu {