* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
 }

.header {
    height:80px;
	background-color: #d2d2d2;
}

.bg-light-grey {
    background-color: #d2d2d2;
}

.bg-light-light-grey {
    background-color: #f4f4f4;
}

.color-grey {
    color: grey;
}

a{
	font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
	text-decoration: none;
	color: #686767;
}
a:hover{
	color: #d2d2d2;
}

#nav_wrapper {
	font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
	width: auto;
    margin: 0 auto;
    text-align: left;

}

#nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    position: relative;
}

#nav ul li {
    display: inline-block;

}

#nav ul li:hover {
    background-color: #d2d2d2;
}

#nav ul li a, visited {
    color: black;
    display: block;
    padding: 5px 15px;
    text-decoration: none;
}

#nav ul ul {
    display: none;
    position: absolute;
    background-color: #f4f4f4;
    margin-left: 0px;
}

#nav ul li:hover ul {
    display: inherit;
}

#nav ul ul li {
    display: block;
}

#nav ul ul li a:hover {
    color: black;
}