style.css

*, *:before, *:after {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

html {
    font-family: Helvetica, Arial, sans-serif;
    font-size: 100%;
    background: #333;
}

#page-wrapper {
    width: 650px;
    background: #FFF;
    padding: 1em;
    margin: 1em auto;
    border-top: 5px solid #69c773;
    box-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

h1 {
    margin-top: 0;
}

#status {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.open {
    color: green;
}

.closed {
    color: red;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.95rem;
}

ul li {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid #EEE;
}

ul li:first-child {
    border-top: 1px solid #EEE;
}

ul li span {
    display: inline-block;
    width: 90px;
    font-weight: bold;
    color: #999;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sent {
    background-color: #F7F7F7;
}

#message-form {
    margin-top: 1.5rem;
}

textarea {
    width: 100%;
    padding: 0.5rem;
    font-size: 1rem;
    border: 1px solid #D9D9D9;
    border-radius: 3px;
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.1);
    min-height: 100px;
    margin-bottom: 1rem;
}

button {
    display: inline-block;
    border-radius: 3px;
    border: none;
    font-size: 0.9rem;
    padding: 0.6rem 1em;
    color: white;
    margin: 0 0.25rem;
    text-align: center;
    background: #BABABA;
    border-bottom: 1px solid #999;
}

button[type="submit"] {
    background: #86b32d;
    border-bottom: 1px solid #5d7d1f;
}

button:hover {
    opacity: 0.75;
    cursor: pointer;
}