tape.css

div.test {
    width: 100%;
    border-top: 1px dotted grey;
    margin-top: 1em;
    background: #eef;
    font-weight: bold;
}
p.assert {
    margin-top: 0px;
    margin-bottom: 0px;
    font-weight: normal;
    width: 100%;
}
p.assert.ok {
    background: #efe;
    color: grey;
}
p.assert.fail {
    background: #faa;
}
p.comment {
    background: #eef;
    color: grey;
    font-style: italic;
    margin-top: 0.2em;
    margin-bottom: 0.2em;
    padding-left: 2.4em;
}
p.end {
    border-bottom: 1px dotted grey;
    margin-top: 1em;
    background: #eef;
    margin-top: 0.2em;
    margin-bottom: 0.2em;
}
p.diff {
    background: #ffe;
    margin-top: 0px;
    margin-bottom: 0px;
    padding-top: 0.25em;
    padding-bottom: 0.25em;
    padding-left: 4em;
    font-weight: normal;
    white-space: pre-wrap;
}
ins {
    background: #afa;
}
del {
    background: #faa;
    text-decoration: strike;
}
span.ok {
    font-weight: bold;
}
span.actual, span.expected, span.name {
    padding-left: 1em;
    font-style: italic;
    max-width: 25em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}
p.assert.fail span.name {
    color: #555;
}
span.expected:before {
    content: '!=';
    padding-right: 1em;
}
span.line {
    padding-left: 1em;
    float: right;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: monospace;
    color: #888;
}