html, body {
	margin: 0;
	padding: 0;
	width: 100%;
	height: 100%; 
}

.main {
	height: 100%;
	width: 100%;
	z-index: -1;
	background-color: #BBBBBB;
}

.content {
	position: relative;
	overflow: auto;
	z-index: 0;
}

.oben {
   height: 100px;
   width: 100%;
	z-index: 1;
	background-color: red;
	position: fixed;
}

.rechts {
   position: absolute;
   top: 100px;
   bottom: 100px;
   right: 0px;
	z-index: 0;
	display: block;
	background-color: blue;
	width: 200px;
}

.unten {
	position: fixed;
	display: block;
	bottom: 0em;  
	z-index: 1;
	height: 100px;
	width: 100%;
	background-color: green;
	float: bottom;
}

.links {
   position: absolute;
   top: 100px;
   bottom: 100px;
	z-index: 0;
	background-color: yellow;
	float: left;
}

input {
   width: 100%;
   margin: 0;
   padding: 0;
   border: 0;
   font-size: 200%;
}