Add new style guide to global button style

- Updated new style guide for Primary, Secondary and Link button variants
- Changed box-shadow style from outer to inside on focus and active state
- Updated font weight from bold to regular for normal buttons and font
weight bold for link button.

Signed-off-by: Suren Neware <sneware9@in.ibm.com>
Change-Id: I38ca94baa9daec3fd03b830fc7b6d676fcce15b0
diff --git a/src/assets/styles/bmc/custom/_tables.scss b/src/assets/styles/bmc/custom/_tables.scss
index 8b8c4a8..a712d63 100644
--- a/src/assets/styles/bmc/custom/_tables.scss
+++ b/src/assets/styles/bmc/custom/_tables.scss
@@ -11,6 +11,16 @@
     &:last-of-type {
       border-right: 1px solid gray("300");
     }
+
+    // Table action buttons
+    .btn-link {
+      width: 40px;
+      height: 40px;
+      padding: 5px !important;
+      display: inline-flex;
+      justify-content: center;
+      align-items: center;
+    }
   }
 
   // thead-light added for specificiy
@@ -147,4 +157,4 @@
   .table.b-table.b-table-stacked-sm > tbody > tr > :first-child {
     border-top-width: 1px;
   }
-}
\ No newline at end of file
+}