/* ===== Estilos generales ===== */
body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0 20px;
    color: #333;
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-top: 40px;
}

p {
    text-align: center;
    font-size: 16px;
    margin: 10px 0;
}

/* ===== Enlaces ===== */
a {
    text-decoration: none;
    color: #2980b9;
}

a:hover {
    text-decoration: underline;
}

/* ===== Formularios ===== */
form {
    max-width: 400px;
    margin: 30px auto;
    background-color: #fff;
    padding: 25px 30px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0,0,0,0.1);
}

input[type="text"],
input[type="password"],
input[type="email"],
select {
    padding: 10px;
    margin: 8px 0 18px 0;
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 14px;
}

button {
    width: 100%;
    padding: 12px;
    background-color: #2980b9;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #1f618d;
}

/* ===== Mensajes de error ===== */
.error {
    color: #e74c3c;
    text-align: center;
    margin-bottom: 15px;
}

/* ===== Responsividad ===== */
@media screen and (max-width: 480px) {
    form {
        padding: 20px;
        margin: 20px 10px;
    }
}