body, td, th {
    font-family: sans-serif;
    font-size: 16px;
    color: #000000;
    margin: 0;
    padding: 0;
    height: 100%;
    background: #CDCDCD;
    display: flex;
    flex-direction: column;
}

#container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#header {
    background: #000000;
    padding-top: 70px;
    min-height: 800px;
    border-bottom: 1px solid #A7A7A7;
    text-align: center;
}

#body {
    background: #CDCDCD;
    border-top: 1px solid #FDFDFD;
    padding-top: 50px;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

#footer {
    font-family: tahoma;
    font-size: 12px;
    color: #7D7D7D;
    width: 100%;
    background: #CDCDCD;
    border-top: 1px ridge #A7A7A7;
    text-align: center;
    padding: 10px 0;
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

a, a:visited, a:hover, a:active {
    color: #000000;
    text-decoration: none;
}