.vertical-align{display:flex;flex-direction:column;justify-content:center}.arrow-section:after{content:'';display:block;position:absolute;width:60px;height:60px;background-color:#303030;bottom:-30px;left:calc(50% - 30px);-webkit-transform:rotate(45deg);-ms-transform:rotate(45deg);transform:rotate(45deg);z-index:1}