Responsive fixes

src/components/Header.js

@@ -15,7 +15,9 @@ class Header extends Component {
         <header className="bg-saburly-indigo">
           <nav className="container mx-auto flex items-center justify-between lg:p-6 p-4">
             <Link to="/">
-              <img src={LogoSaburly} alt="Saburly Logo" className="max-w-xs" />
+              <div className="max-w-xs mr-8">
+                <img src={LogoSaburly} className="w-full" alt="Saburly Logo" />
+              </div>
             </Link>
 
             <div className="side-toggle">

src/components/SideMenu.js

@@ -45,7 +45,7 @@ class SideMenu extends Component {
       <div className="side-menu">
         <ul className="m-0 p-0 mt-4 side-navigation">
           <button
-            className="text-white text-3xl mb-4 opacity-50 hover:opacity-100 px-2 side-close"
+            className="text-white text-2xl mb-4 opacity-50 hover:opacity-100 px-2 side-close"
             onClick={this.close}
           >
             X