body,
html
{
    height: 100%;
}

body
{
    background-color: #eee;
    color: #000;
    font-family: arial, helvetica, sans-serif;
    margin: 0;
    padding: 0;
    color: #777;
}

.content
{
    width: 640px;
    padding: 20px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    background-color: #fff;
    border-left: 1px solid #bbb;
    border-right: 1px solid #bbb;
    text-align: center;
    height: 100%;
}

h1
{
    letter-spacing: -1px;
    font-size: 28px;
    color: #777;
    border-bottom: 1px solid #bbb;
    margin-top: 40px;
}

a
{
    color: #000;
}

.images img
{
    cursor: pointer;
    border: 5px solid #bbb;
    width: 130px;
    height: 130px;
}

.thumbs img
{
    border: 2px solid #bbb;
    width: 70px;
    height: 70px;
}

.thumbs img.exception
{
    width: 100px;
    height: 100px;
    border: 2px solid #000;
}

.right
{
    font-size: 18px;
    font-weight: bold;
    color: rgb(230,192,81);
}

.wrong
{
    font-style: italic;
    color: rgb(184,150,126);
    font-weight: bold;
}

#loading
{
    font-style: italic;
    font-size: 16px;
}

.score
{
    position: absolute;
    top: 10px;
    right: 10px;
    width: 150px;
    text-align: right;
    font-size: 90%;
}

.ads
{
    border-top: 1px solid #bbb;
    border-bottom: 1px solid #bbb;
    margin-top: 20px;
    margin-bottom: 20px;
    padding-top: 5px;
    padding-bottom: 5px;
}

.footer
{
    margin-top: 60px;
    border-top: 1px solid #bbb;
    font-size: 90%;
}

.solution em
{
    color: #000;
    font-weight: bold;
}