diff --git a/css/r11form.css b/css/r11form.css
index 4d5c135..d043bb1 100644
--- a/css/r11form.css
+++ b/css/r11form.css
@@ -48,6 +48,10 @@
     background: #eeeeeed2;
 }
 
+.disabled-background {
+    background: #eeeeeed2;
+}
+
 .vertically-resizeable {
     resize: vertical;
 }
@@ -149,8 +153,17 @@
     color: #00000020
 }
 
+.modification-button.btn-addtile {
+    font-size: 38px;
+    color: #00000030;
+}
+
+.modification-button.btn-addtile:hover {
+    color: #58ac43;
+}
+
 .tile {
-    width: 90%;
+    width: 100%;
     padding-top: 40%;
     border: 1px solid gray;
     border-radius: 3px;
@@ -168,6 +181,7 @@
     background: #00000070;
     color: white;
     filter: none;
+    pointer-events: none;
 }
 
 .tile .content {
@@ -420,4 +434,5 @@
 
 .hiddable.active {
     display: inherit;
-}
\ No newline at end of file
+}
+