/* CONTENEDOR DEL FORMULARIO */
form {
    margin: 60px auto;
    width: 420px;
    padding: 30px;
    background: #111;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0,0,0,0.8);
    font-family: Arial, Helvetica, sans-serif;
}

/* LABELS */
label {
    display: block;
    margin-top: 18px;
    letter-spacing: 1px;
    color: #ffffff;
    font-weight: bold;
}

/* INPUTS Y TEXTAREA */
input,
textarea {
    width: 100%;
    background: #0B0B3B;
    border: 2px solid #333;
    border-radius: 6px;
    padding: 12px;
    margin-top: 6px;
    font-size: 16px;
    color: white;
    transition: all 0.3s ease;
}

/* EFECTO AL SELECCIONAR */
input:focus,
textarea:focus {
    border-color: #00ffff;
    outline: none;
    box-shadow: 0 0 10px #00ffff55;
}

/* TEXTAREA ALTURA */
textarea {
    height: 150px;
    resize: none;
}

/* BOTÓN */
#submit {
    width: 100%;
    height: 45px;
    margin-top: 25px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #00ffff, #0077ff);
    color: white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

/* HOVER BOTÓN */
#submit:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px #00ffff;
}

/* EFECTO CLICK */
#submit:active {
    transform: scale(0.98);
}