#container {
height: 600px;
width: 80%;
margin-left: auto;
margin-right: auto;
background-color: silver;
border-radius: 100px;
}

div {
	border-radius: 10px;
	font-size: smaller;
}

#header {
height: 100px;
float: left;
clear: both;
margin-left: 15%;
width: 70%;
background-color: red;
text-align: center;
}

.textarea {
height: 500px;
float: left;
clear: both;
margin-left: 15%;
width: 70%;
background-color: black;
color: white;
text-align: center;
}