button[type="submit"] {
    border-radius: 5px;
    width: 100%;
    padding: 15px;
    height: auto;
    cursor: pointer;
    background: linear-gradient(135deg, #1097e3 0%, #0d7ab8 50%, #1097e3 100%);
    background-size: 200% 200%;
    animation: pulse-button 2s ease-in-out infinite, gradient-shift 3s ease infinite;
    transition: transform 0.2s ease;
    border: none;
    color: white;
    font-weight: 500;
}

button[type="submit"]:hover {
    animation: gradient-shift 3s ease infinite;
    transform: scale(1.02);
}

button[type="submit"]:active {
    transform: scale(0.98);
}

@keyframes pulse-button {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(16, 151, 227, 0.4);
    }

    50% {
        transform: scale(1.03);
        box-shadow: 0 0 15px 5px rgba(16, 151, 227, 0.2);
    }
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}