css: undo flexible sized controls

app/assets/stylesheets/zammad.scss

@@ -1402,24 +1402,12 @@ fieldset > .form-group {
   .form-control {
     min-width: initial;
   }
-
-  .controls {
-    display: block;
-  }
-
-  .controls--button {
-    display: flex;
-  }
 }
 
 .formGroup--standalone .form-control {
   margin-bottom: 0;
 }
 
-.controls {
-  display: table;
-}
-
 .controls--select {
   position: relative;
 }
@@ -1445,7 +1433,6 @@ textarea,
   display: block;
   padding: 7px 12px;
   width: 100%;
-  min-width: 200px;
   height: 41px;
   font-size: 14px;
   font-weight: normal;
@@ -1658,7 +1645,7 @@ input.has-error {
 }
 
 .controls--button {
-  display: inline-flex;
+  display: flex;
   
   input,
   .form-control {
@@ -3431,10 +3418,6 @@ footer {
     text-transform: initial;
     letter-spacing: 0;
   }
-
-  .controls {
-    width: 100%;
-  }
 }
 
 .sidebar-block {