diff --git a/resources/forms.less b/resources/forms.less
index 98e52bb..ef749bd 100644
--- a/resources/forms.less
+++ b/resources/forms.less
@@ -6,8 +6,8 @@ input {
 
 // Because weird special cases that get broken by this usually aren't forms?
 form {
-	// Special-case out the datetime widget
-	input:not( .mw-widgets-datetime-dateTimeInputWidget-editField ) {
+	// Special-case out the datetime widget and revision-compare button
+	input:not( .mw-widgets-datetime-dateTimeInputWidget-editField ):not( .mw-history-compareselectedversions-button ) {
 		margin: 0.5em 0;
 		padding: 0.35em;
 	}
@@ -99,8 +99,8 @@ form:not( .oo-ui-layout ) {
 		color: #fff;
 		border: solid 1px #36c;
 
-		&:hover,
-		&:active {
+		&:not( :disabled ):hover,
+		&:not( :disabled ):active {
 			background-color: #47f;
 		}
 	}