.header[data-v-048f38c4]{height:100%;width:100%}.btn.expand .icon[data-v-048f38c4]{font-size:12px;transform:rotate(90deg);transition:transform .4s cubic-bezier(.25,.8,.25,1);will-change:transform}.btn.expand.open .icon[data-v-048f38c4]{transform:rotate(-90deg)}