.slideshow-container img {
    border: 2px solid gold;
    border-radius: 10px;
}

.mySlides {
    display: none;
}

.fade {
    animation: fadeEffect 1.5s;
}

@keyframes fadeEffect {
    from {
        opacity: 0.4;
    }
    to {
        opacity: 1;
    }
}