:root{
  --text:#1a1a1a;
  --muted:#666;
  --bg:#fff;
  --border:#e8e8e8;
  --accent:#0f172a;
}
*{ box-sizing:border-box }
html {
    scroll-behavior:smooth
}
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    line-height: 1.65;
    font-size: 1.2rem;
}
li a {
    color:var(--accent);
    text-decoration: none
}
li a:hover {
    text-decoration: underline
}
h1 {
    font-size: 3.5rem;
    margin: 0 0 .5rem 0;
    letter-spacing: .02em;
}
h1 span.green-dot {
    color: #66b5ae;
}
h2 {
    margin-top: 0;
    margin-bottom: 20px;
    font-weight: 500;
}
.tagline {
    font-size: 2.0rem;
    font-weight: 500;
}
span.arrow-down {
    font-size: 2rem;
    text-indent: 4px;
    position: absolute;
    padding-top: 10px;
}
main {
    margin-left: 20px;
    margin-right: 20px;
}
section {
    display: inline-block;
    margin-top: 40px;
    width: 100%;
}
section.project-aias h2, section.project-aias h3  {
    display: inline-block;
    background-color: #3e3f3e;
    padding: 3px 12px 3px 12px;
    border-radius: 10px;
    color: white;
    margin: 0;
    margin-bottom: 8px;
    font-weight: 300;
}
.toc {
    margin: 2.0rem 0 0 0;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 10px;
}
.toc ul {
    margin: 0;
    padding-left: 1.6rem;
}
.toc ul li {
    margin-top: 4px;
}
.note {
    border-left: 5px solid #66b5ae;
    padding-left: 1rem;
}
aside p {
    margin-top: 40px;
}
nav, footer {
    display: inline-block;
    width: 100%;
}
.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 4rem 1.5rem 1.5rem 1.5rem;
}

#footer-left {
    width: 50%;
    display: inline-block;
    float: left;
}
#footer-right {
    width: 50%;
    display: inline-block;
    float: right;
}
#footer-right img {
    margin-top: 20px;
    margin-bottom: 20px;
    opacity: 80%;
    float: right;
}
.footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid #66b5ae;
    color: var(--muted);
    font-size: .95rem;
}

@media only screen and (max-width: 480px) {
    
    #footer-left {
        width: 100%;
    }
    #footer-right {
        margin-top: 20px;
        width: 100%;
    }
    #footer-right img {
        float: left;
    }
}