body {
    background-color: #333;
    color: #fff;
}

header {
    background-color: #007771;
    top: 0;
    height: 90px;
    position: fixed;
    width: 100%;
    z-index: 3;
    padding-top: 10px;
}

header .hueco-sup {
    margin-top: 15px;
}

span#titulo {
    font-size: 30px;    
}

span#hora {
    margin-top: 15px;
    font-size: 26px;
    background-color: #00a4ab;
    border: 2px #fff solid;
    padding: 10px;
    border-radius: 10px;
}

section {
    margin-top: 90px;
}

#informacion-salas {
    font-size: 24px;
    font-weight: bold;
}

.table > thead {
    background-color: #666;
}

.table > tbody > tr:first-child > td {
    border-top: 0px;
}

.table > thead > tr > th {
    border-bottom: 0px;
}

.table > tbody > tr > td {
    border-top: 3px solid #ddd;
    padding: 18px 8px;
}

p.error {
    text-align: center;
    padding-top: 50px;
}