Added all styles and missing components

src/assets/base.css

@@ -1,4 +1,43 @@
+:root {
+	--color-primary: #1C1F32;
+	--color-secondary: #FDFEBA;
+
+	--color-neutral-dark: #212121;
+	--color-neutral-light: #6b6b6b;
+}
+
+* {
+	box-sizing: border-box;
+	font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
+}
+
 body {
 	margin: 0;
 	box-sizing: border-box;
-}
+
+	background-color: var(--color-primary);
+}
+
+.button-primary,
+.button-secondary,
+input[type="text"] {
+	padding: 16px;
+
+	border: none;
+	border-radius: 16px;
+	outline: none;
+
+	color: var(--color-neutral-dark);
+	background-color: var(--color-secondary);
+
+	font-weight: 700;
+
+	cursor: pointer;
+}
+
+.button-secondary,
+input[type="text"] {
+	border: solid 2px var(--color-secondary);
+	color: var(--color-secondary);
+	background-color: var(--color-primary);
+}