#misc-publishing-actions{
    max-height:1000px;
    overflow: hidden;
    -webkit-transition: max-height 300ms;
    -moz-transition: max-height 300ms;
    -ms-transition: max-height 300ms;
    -o-transition: max-height 300ms;
    transition: max-height 300ms;
}
.is-sticky #misc-publishing-actions{
    max-height: 1px;
    -webkit-transition: max-height 300ms;
    -moz-transition: max-height 300ms;
    -ms-transition: max-height 300ms;
    -o-transition: max-height 300ms;
    transition: max-height 300ms;
}