Changed every font weight from 300 to 400

And removed the previous change (300 to 600) so the inheritance should take place.

assets/css/main.css

@@ -14,7 +14,6 @@
 		border: 0;
 		font-size: 100%;
 		font: inherit;
-        font-weight: 600;
 		vertical-align: baseline;
 	}
 
@@ -1587,7 +1586,7 @@
 		color: #111;
 		font-family: "Raleway", Arial, Helvetica, sans-serif;
 		font-size: 13pt;
-		font-weight: 300;
+		font-weight: 400;
 		line-height: 1.65;
 	}
 
@@ -1655,7 +1654,7 @@
 
 	h1, h2, h3, h4, h5, h6 {
 		color: #3a6395;
-		font-weight: 300;
+		font-weight: 400;
 		line-height: 1.5;
 		margin: 0 0 1em 0;
 	}
@@ -2100,7 +2099,7 @@
 			cursor: pointer;
 			display: inline-block;
 			font-size: 1em;
-			font-weight: 300;
+			font-weight: 400;
 			padding-left: 2.4em;
 			padding-right: 0.75em;
 			position: relative;
@@ -2911,7 +2910,7 @@
 			display: block;
 			padding: 0.75em 0;
 			text-decoration: none;
-			font-weight: 300;
+			font-weight: 400;
 		}
 
 			#navPanel a:not(.close):first-child {
@@ -3050,7 +3049,7 @@
 
 				#banner h1 {
 					font-size: 2.5em;
-                    font-weight: 300;
+                    font-weight: 400;
 				}