* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    background: #eeeeee;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

#slider {
    height: 90vh;
    width: 90vw;
    display: flex;
    justify-content: center;
    align-items: center;
}

.slide {
    background-color: #ddc;
    border: solid 5vmin #eee;
    border-bottom-color: #fff;
    border-left-color: #eee;
    border-radius: 2px;
    border-right-color: #eee;
    border-top-color: #ddd;
    box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.25) inset,
        0 5px 10px 5px rgba(0, 0, 0, 0.25);
    padding: 4vmin;
    animation-name: fade;
    animation-duration: 1s;
    max-height: 100%;
    max-width: 100%;
    display: block;
}