.part{position:relative;height:200px;border:3px solid #aaa}.part,.part img{width:200px}.top-row{display:flex;justify-content:space-around}.middle-row{display:flex;justify-content:center}.bottom-row{display:flex;justify-content:space-around;border-top:none}.top{border-bottom:none}.left{border-right:none}.right{border-left:none}.left img{transform:rotate(-90deg)}.right img{transform:rotate(90deg)}.bottom{border-top:none}.prev-selector{left:-28px}.next-selector,.prev-selector{position:absolute;z-index:1;top:-3px;width:25px;height:206px}.next-selector{right:-28px}.center .next-selector,.center .prev-selector{opacity:.8}.left .prev-selector{top:-28px;left:-3px;width:179px;height:25px}.left .next-selector{top:auto;bottom:-28px;left:-3px;width:179px;height:25px}.right .prev-selector{top:-28px;left:24px;width:179px;height:25px}.right .next-selector{top:auto;bottom:-28px;left:24px;width:179px;height:25px;right:-3px}.robot-name{position:absolute;top:-25px;text-align:center;width:100%}.sale{color:red}#app{font-family:Avenir,Helvetica,Arial,sans-serif}body{background:linear-gradient(135deg,#667eea,#764ba2);background-attachment:fixed}main{padding:30px;background-color:gray;width:1400px;min-height:300px}header,main{margin:0 auto}header{background-color:#999;width:1460px}ul{padding:3px;display:flex}.nav-item{display:inline-block;padding:5px 10px;font-size:22px;border-right:1px solid #bbb}.logo{vertical-align:middle;height:30px}