TU Eindhoven iGEM
#nav{
list-style:none;
font-weight:bold;
margin-bottom:10px;
float:left; /* Clear floats */
width:100%;
/* Bring the nav above everything else--uncomment if needed.
position:relative;
z-index:5;
*/
}
#nav li{
float:left;
margin-right:10px;
position:relative;
}
#nav a{
display:block;
padding:5px;
color:#fff;
background:#333;
text-decoration:none;
}
#nav a:hover{
color:#fff;
background:#6b0c36;
text-decoration:underline;
}
/*--- DROPDOWN ---*/
#nav ul{
background:#fff; /* Adding a background makes the dropdown work properly in IE7+. Make this as close to your page's background as possible (i.e. white page == white background). */
background:rgba(255,255,255,0); /* But! Let's make the background fully transparent where we can, we don't actually want to see it if we can help it... */
list-style:none;
position:absolute;
left:-9999px; /* Hide off-screen when not needed (this is more accessible than display:none;) */
}
#nav ul li{
padding-top:1px; /* Introducing a padding between the li and the a give the illusion spaced items */
float:none;
}
#nav ul a{
white-space:nowrap; /* Stop text wrapping and creating multi-line dropdown items */
}
#nav li:hover ul{ /* Display the dropdown on hover */
left:0; /* Bring back on-screen when needed */
}
#nav li:hover a{ /* These create persistent hover states, meaning the top-most link stays 'hovered' even when your cursor has moved down the list. */
background:#6b0c36;
text-decoration:underline;
}
#nav li:hover ul a{ /* The persistent hover state does however create a global style for links even before they're hovered. Here we undo these effects. */
text-decoration:none;
}
#nav li:hover ul li a:hover{ /* Here we define the most explicit hover states--what happens when you hover each individual link. */
background:#333;
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