diff --git a/CHANGELOG.md b/CHANGELOG.md
index e69b1ec868..f006769dbf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 - [#2497](https://github.com/poanetwork/blockscout/pull/2497) - Add generic Ordered Cache behaviour and implementation
 
 ### Fixes
+- [#2572](https://github.com/poanetwork/blockscout/pull/2572) - Ease non-critical css
 - [#2570](https://github.com/poanetwork/blockscout/pull/2570) - Network icons preload
 - [#2569](https://github.com/poanetwork/blockscout/pull/2569) - do not fetch emission rewards for transactions csv exporter
 - [#2568](https://github.com/poanetwork/blockscout/pull/2568) - filter pending token transfers
diff --git a/apps/block_scout_web/assets/css/non-critical.scss b/apps/block_scout_web/assets/css/non-critical.scss
index 8c1cd18d07..826f349d31 100644
--- a/apps/block_scout_web/assets/css/non-critical.scss
+++ b/apps/block_scout_web/assets/css/non-critical.scss
@@ -2,7 +2,7 @@
 @import "node_modules/bootstrap/scss/functions";
 @import "node_modules/bootstrap/scss/mixins";
 
-@import "theme/variables";
+@import "theme/variables-non-critical";
 
 @import "node_modules/bootstrap/scss/modal";
 @import "node_modules/bootstrap/scss/tooltip";
diff --git a/apps/block_scout_web/assets/css/theme/_dai_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_dai_variables-non-critical.scss
new file mode 100644
index 0000000000..69231f5098
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_dai_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $secondary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_ether1_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_ether1_variables-non-critical.scss
new file mode 100644
index 0000000000..c7689bfb97
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_ether1_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: #4b021e; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_ethereum_classic_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_ethereum_classic_variables-non-critical.scss
new file mode 100644
index 0000000000..3d488a6f1e
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_ethereum_classic_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $tertiary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_ethereum_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_ethereum_variables-non-critical.scss
new file mode 100644
index 0000000000..69231f5098
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_ethereum_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $secondary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_goerli_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_goerli_variables-non-critical.scss
new file mode 100644
index 0000000000..6c80828f14
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_goerli_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $sub-accent-color; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_kovan_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_kovan_variables-non-critical.scss
new file mode 100644
index 0000000000..db0e486e0c
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_kovan_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $tertiary; // button border and font color && hover bg color 
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_lukso_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_lukso_variables-non-critical.scss
new file mode 100644
index 0000000000..4d0836af14
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_lukso_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $primary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_neutral_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_neutral_variables-non-critical.scss
new file mode 100644
index 0000000000..4d0836af14
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_neutral_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $primary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_poa_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_poa_variables-non-critical.scss
new file mode 100644
index 0000000000..4d0836af14
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_poa_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $primary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_rinkeby_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_rinkeby_variables-non-critical.scss
new file mode 100644
index 0000000000..69231f5098
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_rinkeby_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $secondary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_ropsten_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_ropsten_variables-non-critical.scss
new file mode 100644
index 0000000000..69231f5098
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_ropsten_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $secondary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_rsk_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_rsk_variables-non-critical.scss
new file mode 100644
index 0000000000..69231f5098
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_rsk_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $secondary; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_sokol_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_sokol_variables-non-critical.scss
new file mode 100644
index 0000000000..6c80828f14
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_sokol_variables-non-critical.scss
@@ -0,0 +1 @@
+$btn-line-color: $sub-accent-color; // button border and font color && hover bg color
\ No newline at end of file
diff --git a/apps/block_scout_web/assets/css/theme/_variables-non-critical.scss b/apps/block_scout_web/assets/css/theme/_variables-non-critical.scss
new file mode 100644
index 0000000000..232b9cc647
--- /dev/null
+++ b/apps/block_scout_web/assets/css/theme/_variables-non-critical.scss
@@ -0,0 +1,22 @@
+@import "theme/base_variables";
+@import "neutral_variables-non-critical";
+// @import "dai_variables-non-critical";
+// @import "ethereum_classic_variables-non-critical";
+// @import "ethereum_variables-non-critical";
+// @import "ether1_variables-non-critical";
+// @import "expanse_variables-non-critical";
+// @import "gochain_variables-non-critical";
+// @import "goerli_variables-non-critical";
+// @import "kovan_variables-non-critical";
+// @import "lukso_variables-non-critical";
+// @import "musicoin_variables-non-critical";
+// @import "pirl_variables-non-critical";
+// @import "poa_variables-non-critical";
+// @import "posdao_variables-non-critical";
+// @import "rinkeby_variables-non-critical";
+// @import "ropsten_variables-non-critical";
+// @import "social_variables-non-critical";
+// @import "sokol_variables-non-critical";
+// @import "tobalaba_variables-non-critical";
+// @import "tomochain_variables-non-critical";
+// @import "rsk_variables-non-critical";
\ No newline at end of file