* {	
	box-sizing: border-box;
}

header {
    display: flex;
    align-items: center;
    padding: 10px;
    background-color: #f2f2f2;
}

header img {
	height: 100px;
	margin-right: 80px;	
}

/*unique style rule #1: I decided to make my logo picture have a dotted border as a solid one seemed too heavy*/
.logo-img {
	height: 100px;
	margin-right: 80px;
	border: 3px dotted #d1d5db;
	border-radius: 6px;
	padding: 5px;	
}

img {
	border: 3px solid #2a4d8f;
	border-radius: 6px;
}

nav a {
    margin-right: 15px;
    text-decoration: none;
    font-weight: bold;
	color: #2a2a2a;
}

.navbar-nav .nav-link {
	color: #ffffff !important;
}

.navbar-nav .nav-link:hover {
	color: #d1e3ff !important;
}

.navbar {
	padding-top: 1px !important;
	padding-bottom: 1px !important;
}

.navbar-nav .nav-link {
	padding: 4px 10px !important;
}

main {
    padding: 20px;
    max-width: 800px;
    margin: auto;
}

#container {	
	border: 1px solid black;
}

body {
	background-color: #f4f7fb;	
	font-family: "Times New Roman", Helvetica, sans-serif;
	line-height: 1.6;
	transition: background-color 0.6s ease;
}

.bg-blue {
	background-color: #cfe2ff !important;
}

.bg-original {
	background-color: #f4f7fb;
}

#colorButton {
	background-color: #2a4d8f;
	color: #ffffff;
	padding: 10px 22px;
	border: none;
	border-radius: 6px;
	font-size: 1rem;
	font-weight: 600;
	box-shadow: 0 2px 4px rgba(0,0,0,0.15);
	transition: background-color 0.3s ease, transform 0.2s ease;	
}

#colorButton:hover {
	background-color: #1f3a6b;
	transform: scale(1.05);
}

#backToTop {
	background-color: #2a4d8f;
	color: #ffffff;
	position: fixed;
	bottom: 20px;
	right: 20px;
	padding: 8px 16px;
	font-size: 0.9rem;
	font-weight: 600;
	border-radius: 4px;
	z-index: 1000;
}

nav ul {
	padding: 0;
	margin: 0;
}

nav ul li a {
	padding: 5px 12px;
	display: inline-block;
}

nav ul li a:hover {
	color: #2a4d8f;
	transform: scale(1.1);
	transition: 0.2s ease;
}

h1, h2, h3, h4, h5, h6 {
	color: #2a4d8f;
}

.about-heading {
	background-color: #e6eef7;
	padding: 10px 15px;
	border-left: 5px solid #2a4d8f;
	border-right: 5px solid #2a4d8f;	
	border-radius: 6px;
	display: inline-block;
	margin-bottom: 20px;
}

.bio {
	font-size: 1.05rem;
	line-height: 1.9;
	color: #2a2a2a;
	max-width: 75ch;
	background-color: #ffffff;
	padding: 15px 20px;	
	margin-bottom: 20px;
	box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}


footer {
    text-align: center;
    padding: 10px;
    margin-top: 40px;
    background-color: #f2f2f2;
}

/*unique styel rule #2: I changed up the font for the footer and made the background darker to stand out and provide a visual end point */
#site-footer {
	background-color: #544c4a;
	color: #cbd5e1;
	font-family: Georgia, "Times New Roman", sans-serif;
	font-size: 0.60rem;
	padding: .5rem;
	text-align: center;	
}