app/Tools/Static/content.css
.typo {
    font-size: 18px;
    line-height: 1.8em;
    letter-spacing: 0.1em;
}


pre, code {
    font-size: 14px;
    font-family: Roboto, 'Courier New', Consolas, Inconsolata, Courier, monospace;
    margin: auto 5px;
}

code {
    white-space: pre-wrap;
    border-radius: 2px;
    display: inline;
}

pre {
    font-size: 15px;
    line-height: 1.4em;
    display: block;;
}

pre code {
    white-space: pre;
    overflow: auto;
    border-radius: 3px;
    padding: 1px 1px;
    display: block;
}

strong, b{
    color: #BF360C;
}

em, i {
    color: #009688;
}

hr {
    border: 1px solid #BF360C;
    margin: 1.5em auto;
}

p {
    margin: 1.5em 5px;
}

table, pre, dl, blockquote, q, ul, ol {
    margin: 10px 5px;
}

ul, ol {
    padding-left: 15px;
}

li {
    margin: 10px;
}

li p {
    margin: 10px 0;
}

ul ul, ul ol, ol ul, ol ol {
    margin: 0;
    padding-left: 10px;
}

ul {
    list-style-type: circle;
}

dl {
    padding: 0;
}

dl dt {
    font-size: 1em;
    font-weight: bold;
    font-style: italic;
}

dl dd {
    margin: 0 0 10px;
    padding: 0 10px;
}

blockquote, q {
    border-left: 2px solid #009688;
    padding: 0 10px;
    color: #777;
    quotes: none;
    margin-left: 1em;
}

blockquote::before, blockquote::after, q::before, q::after {
    content: none;
}

h1, h2, h3, h4, h5, h6 {
    text-align: center;
    margin: 1.5em 5px;
    padding: 0.5em 1em;
}

h1 {
    font-size: 26px;
    border-bottom: 1px solid #ddd;
}

h2 {
    font-size: 20px;
    border-bottom: 1px solid #eee;
}

h3 {
    font-size: 18px;
}

h4 {
    font-size: 16px;
}


table {
    padding: 0;
    border-collapse: collapse;
    border-spacing: 0;
    font-size: 1em;
    border: 0;
    margin: 0 auto;
}

tbody {
    margin: 0;
    padding: 0;
    border: 0;
}

table tr {
    border: 0;
    border-top: 1px solid #CCC;
    background-color: white;
    margin: 0;
    padding: 0;
}

table tr:nth-child(2n) {
    background-color: #F8F8F8;
}

table tr th, table tr td {
    font-size: 16px;
    border: 1px solid #CCC;
    margin: 0;
    padding: 5px 10px;
}

table tr th {
    font-weight: bold;
    color: #eee;
    border: 1px solid #009688;
    background-color: #009688;
}