/* General purpose style-sheet  */

/* define variables for general use */
:root {
	--bgColor: whitesmoke;
	--bgColorStrong: darkblue;
	--bgColorLight: rgb(191, 238, 222);
	--bgColorPale: lightyellow;
	--txtColor: slategray;
	--txtColorDark: darkblue;
	--txtColorHi: violet;
}

/* These styles will apply to the everything, unless over-ridden */
* {
	font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
		"Lucida Sans Unicode", Geneva, Verdana, sans-serif;
}

/* These styles will apply to the everything, unless over-ridden */
body {
	background-color: var(--bgColor);
	color: var(--txtColor);
}

h1 {
	color: var(--txtColor);
}

h2 {
	color: var(--txtColorHi);
}

h3 {
	color: var(--txtColorDark);
}

p {
	color: var(--txtColorDark);
}
button {
	transition-duration: 0.4s;
}

a {
	text-decoration: none;
}

a:hover {
	color: var(--bgColor); /* reverse the fore ground and background colors */
	background-color: var(--txtColor);
}

thead {
	font-weight: bold;
	text-decoration: underline;
}

tr:nth-child(even) {
	background-color: var(--bgColorPale);
}

button {
	color: var(--txtColor);
	background-color: var(--bgColor);
	font-weight: bold;
	border-radius: 5px;
}
button:hover {
	color: var(--bgColor); /* reverse the fore ground and background colors */
	background-color: var(--txtColor);
	box-shadow: 0 0 5px 5px var(--bgColorLight); /* add a little shadow */
}

/* Style <pre> with a slightly larger font size */
pre {
	font-size: large;
}

/* Style <code> with a background color and larger font size */
code {
	background-color: var(--bgColorPale);
	/* font-size: larger; */
}

/* style the DIV that shows the HTML code */
.coding {
	margin-left: 100px;
	margin-right: 100px;
	background-color: var(--bgColorLight);
}

/* style the DIV that shows the resulting output from the HTML code */
.result {
	margin-left: 100px;
	margin-right: 100px;
	background-color: var(--bgColorLight);
}

/* this turns block elements to in-line elements */
.inline {
	display: inline-block;
}

/* style the Heading and Nav bar to stay at the top of the page */
#fixedNav {
	text-align: left;
	border: 1px solid var(--bgColorStrong);
	width: 100%;
	padding: 1rem;
	position: fixed;
	top: 0px;
	left: 1px;
	background-color: var(--bgColorLight);
}