#contents {
    background: url("../images/background.jpg") no-repeat center;
}
.label {
    float: left;
    width: 200px;
    margin-right: 10px;
    text-align: right;
    min-height: 20px;
}
.line {
    clear: both;
}
.space {
    margin-bottom: 20px;
}
#thanks {
    padding-top: 100px;
    text-align: center;
}