#myDiv {
position: fixed;
    top: 50%;
    left: 50%;
    width: 300px; 
    height: 150px; 
    margin-top: -75px; 
    margin-left: -150px; 


    padding: 30px;
    border: 1px solid #000;
    z-index: 1050;
}
#myDiv input {
	display: inline-block;
	background: 0 0;
	border: 1px solid #939393;
	color: #555;
	padding-left: 10px;
	margin-right: 10px;
	width: 200px;
	height: 30px;
	line-height: 28px;
	font-size: 14px;
	float:left;
	border-radius: 15px;
}
#myDiv input:focus {
	outline: 0;color: #555;
}