Background

<STYLE>
    body
    {
        background-image: url(../images/backg.gif);
        background-repeat: no-repeat;
    background-size:80px 60px;
        background-position: top center;
        background-attachment: fixed
    }
</STYLE>
Repeat a background-image only vertically:
body {
     background-image: url("paper.gif");
     background-repeat: repeat-y;
}
background: url(/wp-content/uploads/2014/04/header4.jpg) center top no-repeat;
background-color:#4169E1;
background-color:white;opacity:.5;filter:alpha(opacity=50); // for firefox and IE
background-color: transparent; color: orange;