body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    padding-top: 70px;
}

.container {
    margin-top: 30px;
}

h1 {
    color: #2c3e50;
}

.mensaje {
    text-align: center;
    margin-top: 20px;
    font-weight: bold;
}

form {
    width: 100%;
}

.form-label {
    font-weight: 500;
}

.card {
    border-radius: 15px;
}