.tab{position:relative;margin:2px}.tab input{display:none}.tab .tab-header{display:block;border-bottom:1px solid #d5d5d5;font-weight:700;padding:10px 10px 10px 25px;cursor:pointer}.tab .tab-header::after{content:"\276F";position:absolute;left:3px;top:10px;display:block;transition:all 0.4s;margin:0 10px 0 7px;font-size:15px}.tab.opened .tab-header::after{transform:rotate(90deg)}.tab-content{display:none}.tab.opened .tab-content{display:block}.tab-content p{margin:20px;padding:10px}