body {
    background: #CECECE;
}

div#container {
    width: 100%;
    min-width: 700px;
    position: relative;
}

div#container > div {
    border: 1px solid black;
}

div#header {
    width: 100%;
    height: 100px;
    position: relative;
    background: white;
    margin-bottom: 5px;
}

div#content {
    width: 70%;
    position: relative;
    float: left;
    min-height: 600px;
    min-width: 500px;
    background: white;
}

div#content > * {
    margin-right: 20px;
    margin-left: 20px;
    margin-top: 20px;
    margin-bottom: 20px;
}

div#sidebar {
    width: 20%;
    min-width: 150px;
    float: left;
    background: white;
    padding-left: 15px;
    padding-right: 15px;
    margin-left: 20px;
}

div#footer {
    margin-top: 5px;
    width: 100%;
    position: relative;
    min-height: 75px;
    float: left;
    background: white;
}

#header_content {
    font-size: 36px;
    margin-left: 100px;
    position: absolute;
    bottom: 0;
    display: inline;
}

#footer_content {
    position: absolute;
    bottom: 0;
    display: inline;
}

div#sidebar h3 {
    font-size: 16px;
    text-decoration: underline;
    text-align: center;
}

.src {
    background: black;
    color: white;
}