Clean up registration page

src/home/common.module.css

@@ -0,0 +1,33 @@
+.container {
+  display: flex;
+  min-height: calc(100% - 64px);
+  flex-direction: column;
+  justify-content: space-between;
+}
+
+.main {
+  display: flex;
+  flex: 1;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+}
+
+.logo {
+  display: flex;
+  margin-bottom: 54px;
+}
+
+.headline {
+  margin-bottom: 40px;
+}
+
+@media (min-width: 800px) {
+  .logo {
+    display: none;
+  }
+
+  .container {
+    min-height: calc(100% - 76px);
+  }
+}