body {
	background: #113f67;
	font-family: Tahoma, Geneva, sans-serif;
	margin: 0;
	padding: 0;
	color: #e7eaf6;
}


details > summary {
  padding: 4px;
  border: none;
	color: #113f67;
	font-size: 1.4em;
	font-weight: bold;
  cursor: pointer;
}

details > ul {
	margin-top: 0;
}

a {
	font-size: 1.1em;
	text-decoration: none;
}

a:link, a:visited {
	color: #BADDEE;
}

a:hover {
	color: Maroon;
	text-decoration: none;
}

a:active {
	color: #034af3;
}

h1, h2, h3, h4, h5, h6 {
	margin: 0;
	padding-bottom: 0;
}

h1 {
	font-size: 1.8em;
}

h2 {
	font-size: 1.5em;
}

h3 {
	font-size: 1.4em;
}

h4 {
	font-size: 1.3em;
}

h5, h6 {
	font-size: 1.2em;
	font-weight: bold;
}

p {
	font-size: 1.2em;
	margin: 0;
	text-indent: 15px;
}

.page {
	margin: 20px;
	border: none;
}

.header {
	position: relative;
	margin: 0;
	padding: 10px 0 0 0;
	background: #4b6c9e;
	width: 100%;
	border-radius: 10px 10px 0 0;
}

.header h1 {
	margin: 0;
	padding: 0 0 5px 20px;
	border: none;
	line-height: 1.5em;
	color: #e4f3f9;
}

.header h1:hover {
	background: #4b6c9e;
}

.menu {
	background: #4b6c9e;
	padding: 10px 0 2px 0;
}

.main {
	background-color: #38598b;
	/* background-color: #4A8CAD; */
	padding: 12px;
	min-height: 520px;
}

.content {
	background-color: #465c71;
	width: 100%;
}

ul.tabmenu {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

ul.tabmenu li {
	display: inline;
	background: rgb(50,83,137);
	padding: 5px 15px 5px 15px;
	border-radius: 20px 20px 0px 0px;
	border: 2px solid #5eaed0;
}

ul.tabmenu li.active {
	font-size: 1.1em;
	background: rgb(79,133,187);
	border-bottom: none;
}

ul.tabmenu li a:hover {
	color: #e7eaf6;
}


.leftCol {
	padding: 6px 0px;
	margin: 12px 8px 8px 8px;
	width: 200px;
	min-height: 200px;
}

.footer {
	padding: 8px 0px 0px 0px;
	margin: 0px auto;
	text-align: center;
	line-height: normal;
}

table {
	padding: 0;
	margin: 0 0 0 -2px;
}

td {
	padding: 5px;
	vertical-align: top;
	border-top: 2px solid #5eaed0;
	border-left: 2px solid #5eaed0;
	border-right: 2px solid #396c83;
	border-bottom: 2px solid #396c83;
	background: rgb(79,133,187);
}

.clear {
	clear: both;
}


<!-- HTML !-->
<button class="button-19" role="button">Button 19</button>

<!-- HTML !-->
<button class="button-15" role="button">Button 15</button>