css

@import url(https://urbansoil.net/laev/css/tangoGreen/tango.css);
.content {
     font-family: Arial, sans-serif;
     line-height: 1.4;
     width: auto;
     max-width: 80rem;
}

@media only screen and (min-width: 600px)
{
    .content {
         width: calc(100% - 30rem);
    }
}

@media only screen and (max-width: 599px)
{
     .sidebar {
         float: none;
         margin-left: 2rem;
     }
}

.content ul li{
    margin-bottom: 1rem;
    list-style: disc;
}

.sidebar ul li{
    margin-bottom: .5rem;
    list-style: disc;
}

.content p {
    text-align: left;
    margin-bottom: 1rem;
}

.content pre{
    font-family: Arial, sans-serif;
    margin: 0;
    white-space: initial;
    font-size: 16px;
    background: none;
    border: none;
    padding: 0;
}

.content .cal pre {
    font-family: "DejaVu Sans Mono", "Lucida Console", monospace;
    white-space: pre;
}