:root {
    --stdfont: 'Ubuntu', Century Gothic, CenturyGothic, AppleGothic, sans-serif;
    --fontcolor: gainsboro;
    --linkcolor: #226dff;
    --linkhovercolor: #5cc3ff;
}
body {
    background: black url("bg.png");
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}
#centercolumn {
    background: #000000f2;;
    margin-top: -20px;
    padding-top: 20px;
    box-shadow: 0 0px 45px 70px #000000f2;
}
#header {
    text-align: center;
    font-size: 3.4em;
    color: transparent;
    -webkit-text-stroke-color: var(--fontcolor);
    -webkit-text-stroke-width: 2px;
    text-shadow: 0 0 12px white;
    margin-bottom: -10px;
    margin-top: 0;
    animation-duration: 2s;
    animation-fill-mode: both;
    opacity: 0;
}
@keyframes happear {
    from {
        opacity: 0;
    } to {
        opacity: 1;
    }
}
.section {
    width: 100%;
    font-size: 1.2em;
}
.section h2 {
    text-shadow: 0 0 7px white;
}
.section h3 {
    text-shadow: 0 0 2px white;
    font-weight: 400;
    font-size: 0.8em;
    margin-top: -20px;
}
.section h4 {
    text-shadow: 0 0 4px white;
    font-size: 1.2em;
}
a {
    color: var(--linkcolor);
    text-shadow: 0 0 3px var(--linkcolor);
    text-decoration: none;
    transition-duration: 0.2s;
}
a:hover {
    color: var(--linkhovercolor);
    text-shadow: 0 0 7px var(--linkhovercolor);
}
#themeselector {
    background: #000000f2;
    box-shadow: 0 0 20px 20px #000000f2;
    padding-left: 90px;
    padding-right: 20px;
    font-size: 1.2em;
    animation-duration: 0.7s;
}
#nav {
    background: #000000f2;
    box-shadow: 0 0 20px 20px #000000f2;
}
@media (max-width: 900px) or (orientation: portrait) {
    #themeselector {
        padding-left: 40px;
    }
}
#nav a {
    color: gainsboro;
}
#nav a:hover {
    background-color: #ffffff10;
    box-shadow: 0 0 6px 6px #ffffff10;
}
.hoverable {
    text-shadow: 0 0 3px var(--linkcolor);
    transition-duration: 0.2s;
}
.hoverable:hover {
    text-shadow: 0 0 7px var(--linkhovercolor);
}
.tooltip {
    background-color: #000000f2;
    padding-top: 5px;
    padding-bottom: 5px;
    padding-left: 8px;
    padding-right: 8px;
    box-shadow: 0 0 10px 10px #000000f2;
}
.hoverable:hover .tooltip {
    text-shadow: none;
}
.emph {
    font-style: italic;
}
@keyframes rainbow-text {
    100%,0%{-webkit-text-stroke-color: rgb(255,0,0); text-shadow: 0 0 12px rgb(216, 1, 1);}
    8%{-webkit-text-stroke-color: rgb(255,127,0); text-shadow: 0 0 12px rgb(211, 105, 0);}
    16%{-webkit-text-stroke-color: rgb(255,255,0); text-shadow: 0 0 12px rgb(214, 214, 0);}
    25%{-webkit-text-stroke-color: rgb(127,255,0); text-shadow: 0 0 12px rgb(105, 211, 0);}
    33%{-webkit-text-stroke-color: rgb(0,255,0); text-shadow: 0 0 12px rgb(0, 204, 0);;}
    41%{-webkit-text-stroke-color: rgb(0,255,127); text-shadow: 0 0 12px rgb(0, 209, 105);}
    50%{-webkit-text-stroke-color: rgb(0,255,255); text-shadow: 0 0 12px rgb(0, 202, 202);}
    58%{-webkit-text-stroke-color: rgb(0,127,255); text-shadow: 0 0 12px rgb(0, 103, 206);}
    66%{-webkit-text-stroke-color: rgb(0,0,255); text-shadow: 0 0 12px rgb(0, 0, 206);}
    75%{-webkit-text-stroke-color: rgb(127,0,255); text-shadow: 0 0 12px rgb(103, 0, 206);}
    83%{-webkit-text-stroke-color: rgb(255,0,255); text-shadow: 0 0 12px rgb(211, 0, 211);}
    91%{-webkit-text-stroke-color: rgb(255,0,127); text-shadow: 0 0 12px rgb(211, 0, 105);}
}
div#buttons {
    margin-top: 2rem;
}