html {
    font-family: 'Arial', san-serif;
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

body {
    width: 50%;
    max-width: 800px;
    min-width: 480px;
    margin: 0 auto;
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4-x 8px rgba(0, 0, 0, 0.2);
}

h1 {
    text-align: center;
    font-size: 2.5em;
    color: #333333;
    margin-bottom: 20px;
}

.formulario {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.formulario input[type="number"] {
    width: 200px;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 5px;
    border: 1px solid #cccccc;
    font-size: 1.1em;
}

.formulario input[type="submit"]{
    padding: 10px 20px;
    background-color: #28a745;
    color: #ffffff;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.formulario input[type="submit"]:hover {
    background-color: #218838;
}

.paragrafosResultado p {
    font-size: 1.2em;
    text-align:center;
    margin: 10px 0;
}

.ultimoResultado {
    color: white;
    padding: 3px;
    border-radius: 5px;
    font-size: 1.3em;
    text-align: center;
}

.ultimoResultado.errado {
    background-color: #dc3545;
}

.ultimoResultado.correto {
    background-color: #28a745;
}

.botaoReiniciar {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1.2em;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.botaoReiniciar:hover {
background-color: #0056b3;
}