html {
    background-color: white;
}

body {
    margin: 2ex;
    padding: 3ex;
    background-color: #eee;
    border: thin solid #ccc;
    border-radius: 2ex;
}

#navigation {
    background-color: #ccc;
    border: thin solid #aaa;
    border-radius: 2ex;
}

#navigation ul {
    list-style-type: none;
}

h1, h2 {
    text-transform: uppercase;
}

input[type=text] {
    border-radius: 100ex;
    border-style: solid;
}

.participant_form label {
    width: 300px;
}

.red {
    color: #e00;
}

.orange {
    color: #a00;
}

.green {
    color: #090;
}