v86.css

html,
body {
	height: 90%;
	margin: 0;
}

#log,
#runtime_infos,
#serial,
#filesystem_panel,
#debug_panel {
	font-family: DejaVu Sans Mono, monospace;
	font-size: 13px;
	border: 1px solid #333;
	background-color: #000;
	padding: 4px;
	color: #fff;
	z-index: 1;
}

#runtime_infos {
	position: absolute;
	top: 0;
	right: 0;
	opacity: 0.8;
	padding: 10px;
	width: 250px;
	pointer-events: none;
}

#filesystem_panel {
	position: absolute;
	bottom: 0;
	right: 0;
	width: 250px;
	height: fit-content;
	padding: 10px;
	opacity: 0;
	transition: opacity 0.5s;
}

#filesystem_panel:hover {
	opacity: 1;
}

/*#runtime_infos, #filesystem_panel {
    float: left;
    width: 250px;
    margin-bottom: 7px;
    margin-right: 7px;
    padding-bottom: 7px;
}*/
#log {
	height: 100px;
	width: 550px;
}
#debug_panel {
	white-space: pre;
	float: left;
}
#serial {
	margin: 0;
}
#serial:focus {
	outline: 1px solid rgb(229, 151, 0);
}
#screen,
#vga {
	white-space: pre;
	position: absolute;
	font-family: Liberation Mono, DejaVu Sans Mono, Courier New, monospace;
	font-weight: bold;
	font-size: 15px;
	line-height: normal;
	/*Addition*/
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	margin: 0;
	width: 100%;
	max-height: 100%;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	padding: 0;
	border: 0;
	box-sizing: border-box;
	object-fit: cover;
	object-position: 0% 0%;
}

#screen *,
#vga * {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	max-width: 100%;
	z-index: 2;
}
/*
#screen, #vga {
    -webkit-transform-origin: center;
    -moz-transform-origin: center;
    transform-origin: center;
}*/
#vga {
	background-color: #000;
}
body {
	background-color: #000;
	color: #fff;
	line-height: 1.5;
	padding: 10px;
	font-family: sans-serif;
}
a {
	color: wheat;
	text-decoration: none;
}
.phone_keyboard {
	width: 0;
	height: 0;
	resize: none;
	position: absolute;
	opacity: 0;
	left: -9999em;
	top: 0;
	z-index: -10;
	white-space: nowrap;
	overflow: hidden;
}
h4 {
	margin: 0 0 9px 0;
}
#start_emulation {
	padding: 6px 18px;
	font-size: 16px;
	font-weight: bold;
}
#setup_error {
	color: red;
	font-weight: bold;
	background-color: #222;
	padding: 8px 18px;
}
#config_link {
	font-weight: bold;
	background-color: #222;
	padding: 8px 18px;
}
#screen_container {
	float: left;
	margin-right: 10px;
	margin-bottom: 10px;
	outline: 1px solid #555;
}
#boot_options a {
	text-decoration: none;
	font-weight: bold;
	font-size: 16px;
}
#boot_options td {
	padding: 1px 7px;
}
#oses small {
	font-size: 80%;
	color: #ccc;
	padding-left: 5px;
}
#oses tr {
	cursor: pointer;
}
#oses {
	border-spacing: 0;
}
#oses tr:hover {
	background-color: #311;
}
#oses td:nth-child(1) {
	white-space: pre;
	vertical-align: top;
}
#terminal {
	max-width: 1024px;
}

/* the code below was copied from xterm.css */

.xterm {
	font-feature-settings: "liga" 0;
	position: relative;
	user-select: none;
	-ms-user-select: none;
	-webkit-user-select: none;
}

.xterm.focus,
.xterm:focus {
	outline: none;
}

.xterm .xterm-helpers {
	position: absolute;
	top: 0;
	/**
     * The z-index of the helpers must be higher than the canvases in order for
     * IMEs to appear on top.
     */
	z-index: 5;
}

.xterm .xterm-helper-textarea {
	padding: 0;
	border: 0;
	margin: 0;
	/* Move textarea out of the screen to the far left, so that the cursor is not visible */
	position: absolute;
	opacity: 0;
	left: -9999em;
	top: 0;
	width: 0;
	height: 0;
	z-index: -5;
	/** Prevent wrapping so the IME appears against the textarea at the correct position */
	white-space: nowrap;
	overflow: hidden;
	resize: none;
}

.xterm .composition-view {
	/* TODO: Composition position got messed up somewhere */
	background: #000;
	color: #fff;
	display: none;
	position: absolute;
	white-space: nowrap;
	z-index: 1;
}

.xterm .composition-view.active {
	display: block;
}

.xterm .xterm-viewport {
	/* On OS X this is required in order for the scroll bar to appear fully opaque */
	background-color: #000;
	overflow-y: scroll;
	cursor: default;
	position: absolute;
	right: 0;
	left: 0;
	top: 0;
	bottom: 0;
}

.xterm .xterm-screen {
	position: relative;
}

.xterm .xterm-screen canvas {
	position: absolute;
	left: 0;
	top: 0;
}

.xterm .xterm-scroll-area {
	visibility: hidden;
}

.xterm-char-measure-element {
	display: inline-block;
	visibility: hidden;
	position: absolute;
	top: 0;
	left: -9999em;
	line-height: normal;
}

.xterm {
	cursor: text;
}

.xterm.enable-mouse-events {
	/* When mouse events are enabled (eg. tmux), revert to the standard pointer cursor */
	cursor: default;
}

.xterm.xterm-cursor-pointer {
	cursor: pointer;
}

.xterm.column-select.focus {
	/* Column selection mode */
	cursor: crosshair;
}

.xterm .xterm-accessibility,
.xterm .xterm-message {
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	right: 0;
	z-index: 10;
	color: transparent;
}

.xterm .live-region {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.xterm-dim {
	opacity: 0.5;
}

.xterm-underline {
	text-decoration: underline;
}

#verinfo {
	position: absolute;
	bottom: 5%;
}
#verinfo img {
	display: block;
	margin: 14% auto;
	position: static;
	max-width: 100%;
	max-height: 100%;
	left: 50%;
	animation: rotate 3s infinite;
	animation-timing-function: cubic-bezier(1, 0, 0.5, 1);
}

@-webkit-keyframes rotate {
	from {
		-webkit-transform: rotate(0deg);
	}
	to {
		-webkit-transform: rotate(360deg);
	}
}
#verinfo {
	position: absolute;
	bottom: 0;
	left: 0;
	background-color: #222128;
	color: white;
	text-align: center;
	width: 100%;
	height: 100%;
	z-index: 0.5;
}