default.css

body, table, td, h3 {
    margin: 0;
    padding: 0;
}
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    height: 100%;
}
h3 {
    padding: 10px 0;
    font-weight: normal;
    text-align: center;
}
table {
    border-collapse: collapse;
    margin: auto;
    height: 100%;
    background: #fff;
}
td {
    vertical-align: top;
    padding: 15px;
}
#info {
    background: #f1f1f1;
    width: 240px;
}
input, select {
    width: 100%;
    margin: 0 0 5px 0;
    padding: 2px 5px;
    font-size: 16px;
}
select {
    font-size: 12px;    
}
button {
    margin: 0 0 10px 0;
}
#channels, #send {
    text-align: center;
}
#channels b {
    display: block;
    font-weight: normal;
    background: #888;
    color: #fff;
}
#messages > div {
    font-size: 16px;
    width: 800px;
    white-space: nowrap;
    overflow: hidden;
}
#users b, #users i {
    display: block;
    font-style: normal;
    width: auto;
    color: #666;
}
#users br {
    clear: both;
}
#users img {
    float: left;
    padding: 0 5px 5px 0;
    width: 48px;
}
#messages .json {
    color: #666;
}
.error {
    color: red;
}
#users .me b, #users .me i {
    color: #43A047;
}