solid color for backround
<style type="text/css"><!-- body{background:#B00000} //--></style>

image as backround
<style type="text/css"><!-- body{background:url(url of your image);background-attachment:fixed} //--></style>

change the color of scrollbars
<style type="text/css"><!-- body{scrollbar-track-color:#FFFFFF;scrollbar-highlight-color:#8080FF;scrollbar-3dlight-color:#00BFFF;scrollbar-darkshadow-color:#8080FF;scrollbar-shadow-color:#FFFFFF;scrollbar-arrow-color:#8080FF;scrollbar-face-color:#FFFFFF} //--></style>

for border [outset, inset, solid, groove, ridge]
<style type=text/css><!-- body{border:#B00000 10px outset} //--></style>

for more than one color border
<style type=text/css><!-- body{border-right:#B00000 10px outset;border-left:#B00000 10px outset;border-top:#FF80FF 10px outset;border-bottom:#8080FF 10px outset} //--></style>

webpage cursor [crosshair, hand, help, move, text, wait, n-resize, ne-resize, nw-resize, s-resize, se-resize, sw-resize, e-resize, w-resize]
<style type=text/css><!-- body{cursor:crosshair} //--></style>

cursor for links
<style type=text/css><!-- a:hover{cursor:e-resize} //--></style>