styles: button common border radius

src/styles/_base.scss

@@ -1,5 +1,6 @@
 :root {
   --primary: #36bf6d;
+  --hover-primary: #3ccc76;
   --primary-light: #e0f6e8;
   --primary-lightest: #effaf4;
 

src/styles/_utilities.scss

@@ -88,6 +88,6 @@
         }
     }
     .custom-border-radius {
-        border-radius: 50% 20% / 10% 40%;
+        border-radius: 20% 10% 10% 4%/ 15% 40% 25% 50%;
     }
 }