.smiles-list {
    padding: 0;
    list-style: none;
    overflow: scroll;
    overflow-x: hidden;
    overflow-y: scroll;
    height: 400px;
}
.smiles-list li {
	float: left;
	display: inline-block;
	margin: 10px;
    height: 31px;
    width: 40px;
}
.smiles-list li > img {
	cursor: pointer;
}
.markItUp .editor-smiles a {
    background-image: url(../images/smilie.gif);
    background-size: cover;
}