Add some basic layout

Website/wwwroot/css/site.less

@@ -1,56 +1,49 @@
-/* Please see documentation at https://docs.microsoft.com/aspnet/core/client-side/bundling-and-minification
-for details on configuring this project to bundle and minify static web assets. */
-
-a.navbar-brand {
-  white-space: normal;
-  text-align: center;
-  word-break: break-all;
+html {
+    font-family: sans-serif;
 }
 
-/* Sticky footer styles
--------------------------------------------------- */
-html {
-  font-size: 14px;
-}
-@media (min-width: 768px) {
-  html {
-    font-size: 16px;
-  }
+header {
+    display: flex;
+    align-items: flex-end;
+    justify-content: space-between;
+    flex-wrap: wrap;
+    background: red;
+    padding: 10px;
+
+    #logo {
+        display: flex;
+        align-items: center;
+        font-size: 24px;
+        height: 50px;
+        color: inherit;
+        text-decoration: inherit;
+
+        img {
+            height: 100%;
+            margin-right: 10px;
+        }
+    }
+
+    nav {
+        margin-top: 10px;
+        margin-left: auto;
+
+        ul {
+            list-style: none;
+            padding: 0;
+            margin: 0;
+
+            li {
+                display: inline-block;
+                margin-left: 10px;
+            }
+        }
+    }
 }
 
-.border-top {
-  border-top: 1px solid #e5e5e5;
-}
-.border-bottom {
-  border-bottom: 1px solid #e5e5e5;
-}
-
-.box-shadow {
-  box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05);
-}
-
-button.accept-policy {
-  font-size: 1rem;
-  line-height: inherit;
-}
-
-/* Sticky footer styles
--------------------------------------------------- */
-html {
-  position: relative;
-  min-height: 100%;
-}
-
-body {
-  /* Margin bottom by footer height */
-  margin-bottom: 60px;
-}
-.footer {
-  position: absolute;
-  bottom: 0;
-  width: 100%;
-  white-space: nowrap;
-  /* Set the fixed height of the footer here */
-  height: 60px;
-  line-height: 60px; /* Vertically center the text there */
-}
+main {
+    background: green;
+    margin: auto;
+    max-width: 800px;
+    padding: 20px;
+}