React useState and useEffects

App.js

import React, {useEffect, useState} from 'react';
import './style.css';

// https://63f8ba616978b1f9105fb041.mockapi.io/users

function App() {

  const [users, setUsers] = useState([]);

  useEffect(() => {
    function loadApi() {
      let url = 'https://63f8ba616978b1f9105fb041.mockapi.io/users';
      fetch(url)
        .then((r) => r.json())
        .then((json) => { 
          console.log(json);  
          setUsers(json);
        });
    }

    loadApi();
  }, []);

  return (
    <div className='container'>
      <header>
        <strong>Lista de Usuários</strong>
      </header>

      {users.map((user) => { 
        return (
          <article key={user.id} className='user'>
            <strong className='name'>{user.name}</strong>
            <span className='email'>{user.email}</span>
            <span className='phone'>{user.phone}</span>
            <a href='#' className='button'>Enviar email</a>
          </article>
        )
      })}
    </div>
  );
}

export default App;

style.css

body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

.container {
    display: flex;
    flex-direction: column;
    width: 100%;
    justify-content: center;
    align-items: center;
}

header {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 35px;
    height: 60px;
    width: 100%;
    background-color: #4c89e3;
    color: white;
}

.user {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 700px;
    background-color: white;
    margin: 20px;
}

.name {
    font-size: 20px;
    margin-bottom: 10px;
}

.email, .phone {
    font-size: 15px;
    margin-bottom: 10px;
    color: #4c89e3;
}

.button {
    height: 30px;
    background: none;
    border-radius: 5px;
    color: #4c89e3;
    border: 2px solid #4c89e3;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15px;
    font-weight: bold;
    transition: all 0.5s;
}

.button:hover {
    background-color: #4c89e3;
    color: white;
}