Make footer stick to the bottom of the page

Author: EminGT

assets/css/style.css

@@ -733,6 +733,21 @@ html, body {
     color: var(--VeryLightGray);
 
     font-size: 1.0em;
+
+    display: flex;
+    flex-direction: column;
+    min-height: 100vh;
+    margin: 0;
+}
+
+#main {
+    flex: 1;
+}
+
+.site-header,
+#hero,
+.site-footer {
+    flex-shrink: 0;
 }
 
 .img-res {