style.css

/* blue: #55c0ff */
/* orange: #e6500f */
/* yellow: #ffee00 */
html {
    background-color: #55c0ff;
    font-family: 'Martel Sans', sans-serif;
}
body {
    margin: 20 px;
}
nav {
    margin-bottom: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 5px;
}
nav div {
    padding: 0px;
}
h1, h2, h3 {
    color: white;
    background-color: black;
    padding: 5px;
}
header {
    grid-column: 1 / 4;
    background-color: black;
    display: grid;
    grid-template-columns: auto min-content min-content min-content;
    gap: 8px;
    padding: 5px 15px 5px 5px;
}
header a {
    color: white;
}
h1 {
    margin: 0;
}
h3 {
    margin-bottom: 0;
}
.link-canvas {
    background-color: white;
    padding: 10px;
}
.link-block {
    display: grid;
    grid-template-columns: 15px auto;
    align-items: center;
}
a {
    color: black;
    vertical-align:middle;
}
a:hover {
    color: #e6500f;
}
.action {
    color: #e6500f;
    line-height: 1;
    font-size: 30px;
    margin-right: 6px;
    vertical-align:middle;
}

.triangle {
    display: block;
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 10px solid #e6500f;
}

footer {
    margin-top: 50px;
    text-align: center;
}
footer img {
    height: 32px;
}
footer a {
    margin: 8px;
}

@media all and (orientation:portrait) {
    nav {
        grid-template-columns: auto;
    }
    header {
        grid-column: 1 / 2;
    }
}