* {
    margin: 0;
    padding: 0;
    font-family: Verdana, Arial, serif;
}

html {
    padding: 1.5em;
    background: gray;
}

body {
    background: white;
    border: 1px solid #000000;
    min-height: 30em;
    overflow: auto;
}

#banner {
    padding: 10px;
    background: blue;
    color: white;
    width: auto;
    text-align: center;

}

div.mainPane {
    border: none;
    background: pink;
    width: 100%;
    margin-top: 1em;

}

div.endPane {
    border-bottom: 2px solid purple;
    clear: both;
    margin-bottom: 1em;
}

div.content {
    position: relative; /* Position is declared "relative" to gain control of stacking order (z-index). */
    width: auto;
    min-width: 120px;
    margin: 0px 12em 20px 12em;
    border: 1px none black;
    background-color: red;
    color: white;
    padding: 10px;
    z-index: 1; /* This allows the content to overlap the right menu in narrow windows in good browsers. */
}

div.leftPane {
    width: 10em;
    top: 0px;
    left: 0px;
    border: 1px none black;
    background-color: gray;
    color: white;
    padding: 10px;
    z-index: 2;
    float: left;
}

div.rightPane {
/* position:absolute;*/
    width: 10em;
    top: 0px;
    right: 0px;
    border: 1px none black;
    background-color: blue;
    color: white;
    padding: 10px;
    z-index: 3;
    float: right;
}

div.spacer {
    width: 20em;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

li {
    padding: 0.5em;
}

#minwidthTable {
    width: 100%;
}

.demoTable {
    background: green;
    width: 100%;
}

#explanation {
    font-size: 0.75em;
    margin: 1em;
    background: #CCCCCC;
    border: 4px solid #AAAAAA;
    color: #555555;
    padding: 0.5em;
}