xDai: do not apply link style for buttons

CHANGELOG.md

@@ -18,7 +18,7 @@
 
 ### Chore
 - [#3250](https://github.com/poanetwork/blockscout/pull/3250) - Eliminate occurrences of obsolete env variable ETHEREUM_JSONRPC_JSON_RPC_TRANSPORT
-- [#3240](https://github.com/poanetwork/blockscout/pull/3240) - various CSS imroving 
+- [#3240](https://github.com/poanetwork/blockscout/pull/3240), [#3251](https://github.com/poanetwork/blockscout/pull/3251) - various CSS imroving 
 
 
 ## 3.3.1-beta

apps/block_scout_web/assets/css/theme/_dai_variables.scss

@@ -47,7 +47,7 @@ $tile-type-block-color: $secondary;
 $tile-type-progress-bar-color: $secondary;
 a.tile-title { color: $secondary !important; }
 .card-body {  
-	a:not(.dropdown-item) {
+	a:not(.dropdown-item):not(.button) {
 		color: $secondary;
 
 		&:hover {