clear: both;
}
+div.graph-img div.graph-buttons
+{
+ display: none;
+}
+
+div.graph-img:hover div.graph-buttons
+{
+ display: block;
+}
+
.graph-img .graph-buttons.navigation
{
position: absolute;
cursor: pointer;
}
-.graph-buttons .graph-button:hover
+.graph-buttons div.graph-button:hover
{
border: 1px solid black;
background-color: white;