body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #74ebd5, #ACB6E5);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 400px;
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

h2 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 24px;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    font-size: 14px;
    color: #555;
    margin-bottom: 5px;
}

input[type="text"],
input[type="password"] {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    margin-bottom: 20px;
    transition: 0.3s;
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #4CAF50;
    box-shadow: 0 0 5px rgba(76, 175, 80, 0.5);
}
/* Botón general (marcar asistencia u otro) */
button {
    width: 100%;
    background: linear-gradient(135deg, #4CAF50, #2E7D32);
    color: white;
    padding: 12px 0;
    border: none;
    border-radius: 25px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(46, 125, 50, 0.5);
    transition: background 0.3s ease;
    margin-bottom: 85px; /* margen inferior para separación vertical */
}

button:hover {
    background: linear-gradient(135deg, #2E7D32, #4CAF50);
}
/* Botón Crear Usuario */
.btn-crear {
    width: auto; /* para que no tome 100% de ancho */
    background: #007BFF;
    color: white;
    padding: 12px 25px; /* padding razonable */
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.4);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    margin-left: 15px; /* separación horizontal */
    margin-top: 60px; /* separa el botón hacia abajo */
}

.btn-crear:hover {
    background: #0056b3;
    box-shadow: 0 6px 12px rgba(0, 86, 179, 0.6);
}