Update to 1.0.2 to support custom style for each emoji category.
For example, Some emoji category's image is big , You can add custom style in Flarum backgroud,like this
img.emoji.Baishengnv {
height: auto !important;
}
Baishengnv
is my custom emoji category's name. It should be like this

Every emoji can have it's best size. 😍