body {
    background: #f4f6fb;
    font-family: 'Segoe UI', Arial, sans-serif;
    color: #222;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 400px;
    margin: 60px auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
    padding: 32px 28px 24px 28px;
    border: 1px solid #e3e7ef;
}

h2 {
    text-align: center;
    color: #2a5dff;
    margin-bottom: 18px;
    font-weight: 600;
    letter-spacing: 1px;
}

.textoNegro,
.textoGrisMed {
    font-size: 1rem;
    color: #333;
    margin-bottom: 8px;
    display: block;
}

input[type="text"] {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 18px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 1rem;
    transition: border 0.2s;
}

input[type="text"]:focus {
    border-color: #2a5dff;
    outline: none;
}

.Tastoinput {
    background: #2a5dff;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 10px 22px;
    font-size: 1rem;
    cursor: pointer;
    margin-right: 8px;
    transition: background 0.2s;
}

.Tastoinput:hover {
    background: #1741b6;
}

form {
    margin: 0;
}

@media (max-width: 500px) {
    .container {
        padding: 18px 8px 14px 8px;
    }
}