Empty sections will be hidden from guests. Fixed temperature value rounding. Added welcome message

client/src/components/UI/Text/Message/Message.tsx

@@ -0,0 +1,11 @@
+import { ReactNode } from 'react';
+
+import classes from './Message.module.css';
+
+interface Props {
+  children: ReactNode;
+}
+
+export const Message = ({ children }: Props): JSX.Element => {
+  return <p className={classes.message}>{children}</p>;
+};