body
{
    margin-left: 7vw;
    margin-right: 7vw;
    font-size: 1.5em;
    background-color: rgb(255, 225, 29);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}
article
{
    background-color: rgb(105, 222, 90);
    padding: 3em;
}
p.center
{
    text-align: center;
    vertical-align: bottom;
}
article p
{
    text-indent: 4em;
}

button
{
    color: black;
}
code
{
    display: inline-block;
    font-weight: bolder;
    font-family: monospace;
    font-size: 1em;
    color: orangered;
}
code comment
{
    color: grey;
}
code.big
{
    display: pre;
}

audio
{
    display: block;
    margin-left: auto;
    margin-right: auto;
}
h1
{
    margin-left: 20vw;
    margin-right: 20vw;
    text-align: center;
    font-size: 3em;
}

h2
{
    margin-left: 20vw;
    margin-right: 20vw;
    text-align: center;
    font-size: 2em;
}

h3
{
    margin-left: 20vw;
    margin-right: 20vw;
    text-align: center;
    font-size: 1.5em;
}
p.info
{
    margin-left: 10vw;
    margin-right: 10vw;
    text-align: center;

}

.subtitle
{
    margin-left: 10vw;
    margin-right: 10vw;
    text-align: center;
    font-size: 2em;
}

a.back
{
    display: block;
    text-align: center;
    margin-top: 2;
    font-size: 2em;
}
img
{
    display: block;
    margin-left: auto;
    margin-right: auto;
}

a
{
    color: red;
}

a:hover
{
    color: green;
}

p.urls
{
    text-align: center;
}

.urls a
{
    text-wrap-mode: nowrap;
    font-size: 200%;
    margin-left: 2%;
    margin-right: 2%;
}