No left and right padding for previous and next page respectively

public/css/icinga/controls.less

@@ -47,6 +47,14 @@
       text-decoration: none;
     }
   }
+
+  .previous-page {
+    padding-left: 0;
+  }
+
+  .next-page {
+    padding-right: 0;
+  }
 }
 
 .sort-control {
@@ -64,6 +72,10 @@
     width: 8em;
     margin-left: 0;
   }
+
+  > form > i {
+    .sr-only();
+  }
 }
 
 html.no-js .sort-control form {