Update static/style.css

static/style.css

@@ -39,7 +39,7 @@ body { padding-top: 56px; }
 /* header */
 .main-header {
 	background-color:#f5f5f5;
-	height:100vh;
+	height:93vh;
 	background-repeat: no-repeat;
 	background-attachment: fixed;
 	background-position: center;