Tweaks

_assets/sass/base/_base.scss

@@ -4,6 +4,10 @@ html {
   font: 400 13px/1.4 'Open Sans', arial, sans-serif;
 }
 
+body {
+  padding-top: 60px;
+}
+
 * {
   box-sizing: border-box;
   outline: none;

_assets/sass/modules/_header.scss

@@ -5,10 +5,10 @@ header {
   justify-content: space-between;
   padding: 0 20px;
   border-bottom: 1px solid #E1E1E1;
-
-  .hamburger-button {
-
-  }
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
 
   .form {
     display: flex;