modal refinements in docs and general responsiveness

docs/assets/css/bootstrap-responsive.css

@@ -24,9 +24,9 @@
   }
   .modal {
     position: absolute;
-    top: 20px;
-    left: 20px;
-    right: 20px;
+    top: 10px;
+    left: 10px;
+    right: 10px;
     width: auto;
     margin: 0;
   }
@@ -35,6 +35,7 @@
   }
   .modal-header .close {
     padding: 10px;
+    margin: -10px;
   }
 }
 @media (max-width: 768px) {

docs/assets/css/docs.css

@@ -723,6 +723,15 @@ form.well {
     word-wrap: break-word;
     word-break: break-all;
   }
+
+  /* Modal example */
+  .modal-example .modal {
+    position: relative;
+    top: auto;
+    right: auto;
+    bottom: auto;
+    left: auto;
+  }
 }