Resolve "Change buttons colors"

Closes #82 (closed)

src/css/dark-theme.css

@@ -40,13 +40,6 @@ html[data-theme='dark'] .clean-btn :hover {
     color: var(--ifm-color-secondary);
 }
 
-/* dark theme button*/
-html[data-theme='dark'] .button--beta:hover {
-    color: var(--ifm-color-secondary);
-    background-color: var(--ifm-color-info);
-    border-style: none;
-}
-
 /* a & text */
 html[data-theme='dark'] .theme-doc-footer-edit-meta-row a {
    color: var(--ifm-color-warning);