body.tela-inteira {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #f9f9f9;
    color: #333;
}

header, footer {
    background-color: #5cbfaa;
    color: white;
    padding: 15px;
    text-align: center;
}

main {
    padding: 20px;
}

button {
    background-color: #5cbfaa;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #4a9d8c;
}

input, select {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 15px;
    border-radius: 6px;
    border: 1px solid #ccc;
    box-sizing: border-box;
}