div {display:block;}
body {margin: 0px; padding: 0px;}
iframe {width:100%;}

button {
	margin-left: 150px;
	margin-top: 50px;
}
form {
	padding-left: 150px;
	padding-top: 50px;
}
#content {
  margin-top: 150px;
  padding-top:50px;
}