调整样式

app/public/css/main.css

@@ -945,12 +945,6 @@ legend {
 .custom-control-label::after{
   top:.1rem;
 }
-.dropdown-menu .custom-control-label::before{
-  top:.5rem;
-}
-.dropdown-menu .custom-control-label::after{
-  top:.5rem;
-}
 .form-control-sm{
   height:calc(1.4125rem + 2px);
 }