.header {
background:bottom url(images/purple.png);
border-top:solid 1px #1c1c1c;
border-bottom:solid 1px #1c1c1c;
box-shadow:0 0 1.2em #111;
left:0;
margin:1.2em 0 0;
padding:.6em 0 0;            /* originally :.6em auto 0 ; makes css validation error, but correction does not seem to change anything */
position:absolute;
text-align:center;
top:0;
width:100%;
z-index:100;}