add footer styling

styles.css

@@ -18,6 +18,13 @@ dd-header {
 	box-shadow: 5px 5px 5px;
 }
 
+dd-footer {
+	margin: 5px;
+	width: 80ch;
+	max-width: 100%;
+	box-shadow: 5px 5px 5px;
+}
+
 header {
 	height: 110px;
 	flex: auto;
@@ -25,6 +32,24 @@ header {
 	align-items: center;
 }
 
+footer {
+	border: 3px black solid;
+	background: turquoise;
+	text-align: center;
+}
+
+footer ul {
+	padding: 0;
+}
+
+footer ul li {
+	display: inline;
+}
+
+footer ul li + li::before {
+	content: " | ";
+}
+
 #headerimg {
 	border: 3px black solid;
 	border-right: 0;