@charset "utf-8";
header {
    background-color: #51bdee;
    height: 100px;
    width: auto;
    color: white;
    margin-left: auto;/*debug*/
}
.header-inner {
    height: 100px;
    width: 1000px;
    margin: auto;
    display: flex;
}
.header-inner h4 {
    margin-left: auto;
}
#menu-nav {
    width: 1000px;
    margin: auto;
    padding: 0;
}

#menu-nav ul {
    display: flex;
    list-style-type: none;
    padding: 0;
}

#menu-nav li {
    width: 25%;
}
#menu-nav li + li {
    border-left: 1px solid white;
}

#menu-nav li a {
    display: block;
    color: white;
    text-align: center;
    font-size: 30px;
    background: #51bdee;
}



#menu-nav {
    width: 1000px;
    margin: auto;
    background-color: white;
}

#menu-nav .inner {
    display: flex;
    flex-wrap: wrap;
    padding: 5px;
}

#menu-nav .thumbnail {
    width: 200px;
}

#menu-nav .thumbnail:nth-of-type(n + 2) {
    margin-left: 50px;
}

#menu-nav .thumbnail:nth-of-type(4n + 5){
    margin-left: 0;
}

#menu-nav .thumbnail:nth-of-type(n + 5) {
    margin-top: 50px;
}

a.thumbnail img {
    width: 200px;
}

body {
    background-color: whitesmoke;
}

footer {
    padding: 20px 0;
    height: 50px;
    width: auto;
    background-color: grey;
    display: block;
	color: white;
	text-align: center;
	font-size: .9em;
	margin-top: 2em;
}