--- a/client/css/renkan.css	Fri May 16 17:36:21 2014 +0200
+++ b/client/css/renkan.css	Sun May 18 10:31:12 2014 +0200
@@ -178,6 +178,22 @@
     background-position: -172px 0;
 }
 
+.Rk-Export-Button {
+    width: 30px; background-position: -274px 0;
+}
+
+.Rk-Export-Button.disabled {
+    opacity: .5; cursor: default;
+}
+
+.Rk-Export-Button:hover {
+    background-position: -274px -35px;
+}
+
+.Rk-Export-Button.disabled:hover {
+    opacity: 1; background-position: -274px 0;
+}
+
 .Rk-Bookmarklet-Button {
     width: 30px; background-position: -138px 0;
 }