body {
	background-image: url("img/bg-1-4.png");
	/*background-color: #cccccc;*/
	margin: 0px;

        font-family: Arial, Helvetica, sans-serif;
        /* font-size: smaller; */
        font-size: 14px;
}

a {
	text-decoration: none;
	color: #ff0000;
}

main {
	position: absolute;
	margin-left: 0px;
	margin-top: 0px;
	top: 50%;
        width: 100%;
        background-color: #ffffff;
}

nav {
/*
	position: absolute;
	margin-left: 0px;
	margin-top: 0px;
	top: 50%;
*/
        width: 100%;
        background-color: #000000;
}

nav img.social {
	filter: invert(100%) grayscale(100%);
}

div#menu {
	display: inline-block;
	margin-left: 100px;
}

ul#menu {
	width: 25em;
	margin-block-start: 0.5em;
	margin-block-end: 0.5em;
}

ul#menu li {
	display: inline;
	position: relative;
	margin-left: 1em;
	width: 5em;
	padding-left: 1em;
	padding-right: 1em;
	padding-top: 0.5em;
	padding-bottom: 0.5em;
        /*font-size: 23px;*/
}

main ul#menu li {
	border-left: solid 3px #ffffff;
	background-color: #ffffff;
	color: #000000;
}

nav ul#menu li {
	background-color: #000000;
	border-left: solid 3px #000000;
	color: #ffffff;
}

ul#menu li a {
	text-decoration: none;
	color: #000000;
}

nav ul#menu li a {
	text-decoration: none;
	color: #ffffff;
}

/*
@media screen and (max-width: 1024px) {
    ul#menu li {
        font-size: 16px;
    }
}
@media screen and (min-width: 2048px) {
    ul#menu li {
        font-size: 23px;
    }
}
*/

ul#menu li:hover {
	background-color: #f8f8f8;
	border-left: solid 3px #888888;
}

nav ul#menu li:hover {
	background-color: #080808;
	border-left: solid 3px #888888;
}

ul#submenu {
	display: none;
	top: 2em;
	left: -0.5em;	/* half of 'li' margin-left */
	position: absolute;
	padding-inline-start: 0px;
}

ul#submenu li a {
	padding-top: 0.5em;
	padding-bottom: 0.5em;
}
ul#menu li:hover ul#submenu {
	display: inherit;
}

ul#menu ul#submenu li {
	display: block;
	position: relative;
	float: left;
}

div#social {
	display: inline-block;
	width: 7em;
	float: right;
	padding-top: 0.5em;  /* same as margin-block-start */
}

img.social {
	margin-right: 5px;
	width: 1em;
	height: 1em;
	-webkit-filter: grayscale(100%);
	filter: grayscale(100%);
}

img.social:hover {
	-webkit-filter: grayscale(0%);
	filter: grayscale(0%);
}

div#contents {
	position: absolute;
	background-color: white;

	padding-bottom: 20px;
	padding-left: 20px;

        margin-top: 50px;
        margin-bottom: 150px;
	margin-left: -250px;
	left: 50%;
	width: 500px;
}