body {
    font-family: Arial, sans-serif;
    background-color: #f0f4f8; /* cinza claro */
    color: #1a3d7c; /* azul escuro */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 50px;
}

h1 {
    color: #1a3d7c;
    text-align: center;
}

input[type="text"] {
    padding: 10px;
    font-size: 16px;
    border: 2px solid #1a3d7c;
    border-radius: 5px;
    margin-right: 10px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #1a3d7c;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #3459a1;
}

#resultado {
    margin-top: 20px;
    font-size: 18px;
    color: #3459a1;
}

.container {
    background-color: #e0e6ef; /* cinza mais claro */
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    text-align: center;
}