screen.css

html {
    padding: 2.4em;
}

.sheet {
    border: 1px solid black;
}

#save > section:first-of-type > aside {
    background-color: #f5f5f5;
}

#save > section:first-of-type aside .skills > ul > li > span {
    background-color: white;
}

button, a[role="button"] {
    user-select: none;
}

#document-controls {
    position: fixed;
    right: 0;
    top: 0;
    margin-top: 0.5em;
    margin-right: 0.5em;
    display: flex;
    flex-direction: column;
}

#document-controls button + button,
#document-controls button + a[role="button"],
#document-controls a[role="button"] + a[role="button"],
#document-controls a[role="button"] + button {
    margin-top: 0.5em;
}

#github-link {
    display: block;
    position: fixed;
    left: 0;
    top: 0;
    margin-top: 0.5em;
    margin-left: 0.5em;
    text-decoration: none;
    color: black;
}

/* Source https://www.bestcssbuttongenerator.com/#/36 */

button, a[role="button"] {
	box-shadow:inset 0px 1px 0px 0px white;
	background:linear-gradient(to bottom, #ededed 5%, #dfdfdf 100%);
	background-color:#ededed;
	border-radius:6px;
	border:1px solid #dcdcdc;
	display:inline-block;
	cursor:pointer;
	color:#777777;
	font-size:15px;
	font-weight:bold;
	padding:6px 24px;
	text-decoration:none;
	text-shadow:0px 1px 0px white;
}

button:hover, button:active,
a[role="button"]:hover, a[role="button"]:active {
	background:linear-gradient(to bottom, #dfdfdf 5%, #ededed 100%);
	background-color:#dfdfdf;
}

button:active, a[role="button"]:active {
	position:relative;
	top:1px;
}