1. Use:
nav ul li a:hover {
border: 1px solid #000;
box-shadow: none;
}2. It might be a plugin like:
http://wordpress.org/plugins/list-category-posts/
If you share the link to that page we could possibly glean what plugin is being used there, if it is at all and not a custom solution.
3. Need to see your live site for this one, looks like you’re currently in maintenance mode.
4. Use:
.widget-title {
border-bottom: 0 none;
}
.widget-container {
background: none repeat scroll 0 0 #EEEEEE;
padding: 5px 10px;
}
.widget-container a {
background: none repeat scroll 0 0 #CCCCCC;
border: 1px solid #666666;
color: #666666;
display: block;
margin: 5px 0;
padding: 5px;
text-decoration: none;
}Keep in mind that we’ve only used generic grayscale colors here, find the color codes you want to use here or use a similar tool: