html,
body {
    margin: 0;
    width: 100%;
    height: 100%;
}

/*old compatible */
.img-layer {
    display: flex;
    flex-direction: column;
}

.img-layer img {
    width: 100%;
}

.img-fixed {
    position: fixed;
    width: 100%;
    bottom: 10px;
    left: 0;
}

[data-at] {
    cursor: pointer;
}

.image-list {
    display: flex;
    flex-direction: column;
}

.image-list a,
.image-list img {
    width: 100%;
}