body {
    font-family: Arial, sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(to right, #74ebd5, #acb6e5);
}

.container {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    text-align: center;
    width: 350px;
}

h1 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: #333;
}

label {
    display: block;
    font-weight: bold;
    margin: 10px 0 5px;
    color: #444;
    text-align: left;
}

select, input {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    background: #f9f9f9;
    outline: none;
    transition: border-color 0.3s ease;
}

select:focus, input:focus {
    border-color: #74ebd5;
}

button {
    width: 100%;
    padding: 12px;
    margin-top: 15px;
    background: #007bff;
    border: none;
    color: white;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

button:hover {
    background: #0056b3;
    transform: scale(1.05);
}

.resultado {
    margin-top: 20px;
    font-size: 1.1rem;
    color: #333;
    padding: 12px;
    background: #f1f3f5;
    border-radius: 8px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}