.i-collapse-item{padding:2px 8px;border-top:1px solid #dddee1}.i-collapse-item-title{vertical-align:middle}.i-collapse-item-title-wrap{padding:2px 0 0}.i-collapse-item-content{padding:6px;display:none}.i-collapse-item-show-content{display:block}.i-collapse-item-arrow{transition:transform .2s ease-in-out}.i-collapse-item-arrow-show{transition:transform .2s ease-in-out;transform:rotate(90deg)}