lab.css

h1, h2, h3, h4 { color: #3366ff; }
h2 { text-indent: .25em; }
h3 { text-indent: 1.5em; }
h2 small {
    font-size: 75%;
    font-weight: normal;
    color: black;
    display: inline;
    margin-left: .5em;
}
kbd { font-weight: bold; }
aside.note, figure {
    float: right;
    width: 300px;
    margin: 1em;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 5px;
    background-color: white;
}
figure {
    width: 350px;
    text-align: center;
    margin-top: -10px;
}
aside.info {
    margin: .5em 3em;
    padding: 20px;
    background-color: #eef;
    border-radius: 5px;
}
.icon {
    background-color: #5d5f60; /* same as Brackets toolbar background */
    border-radius: 3px;
    vertical-align: -30%;
}
li.instructions {
    margin-bottom: .28em;
}

p {
    text-indent: 1em;
}

section {
    border-top: 1px solid black;
    margin-top: 2em;
}

table {
    border-collapse: collapse;
    border: 2px solid black;
    width: 450px;
    table-layout: fixed;
    margin: 0 2em;
}
td, th {
    border: 1px solid #555;
}
th {
    background-color: #ccf;
    text-align: left;
    padding: 2px 5px;
}
th:nth-child(2), td:last-child {
    width:50px;
}
tbody th {
    background-color: #eef;
    text-indent: 1em;
}
td {
    padding: 1px 2px;
}
td:last-child {
    text-align: center;
}
tr:last-child td:last-child {
    background-color: #ccf;
}