@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100;0,300;0,400;0,500;0,700;0,900;1,100;1,300;1,400;1,500;1,700;1,900&display=swap');

body {
    font-family: "Roboto", sans-serif;
    font-weight: 100;
    font-style: normal;

    background-color: #330a4f;
}

html, body {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}


.container {
    max-width: 400px;
    margin: 50px auto;
    padding: 60px;
    background-color: #00000090;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

div{ 
    color: aliceblue;
}

input[type="number"],
button {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 8px;
    border-radius: 10px;
    border: 5px solid #ccc;
    color: whitesmoke;
}

button {
    background-color: #257928;
    color: whitesmoke;
    border: none;
    cursor: pointer;
    transition: 0.5;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    font-weight: bold;
    padding: 10px 20px;
    margin-left: 9px;
}

#resultado {
    margin-top: 20px;
    font-weight: bold;
}

button:hover {
    background-color: #4511676d;
}