There are two ways in which we can fix the rounded corners getting lost when we hover over the Open Water submenu item. The first is using the last-child pseudo class, which you learned about a couple of sections earlier, to target the a selector and the last li selector of the submenu. This should work just fine, but if we want to get even deeper browser support, we need to use a different technique that uses overflow: hidden on the ul element—the parent. I tend to like the overflow: hidden approach here because it's minimal and has deeper browser support:
/****************Drop Down Menu****************/.has-submenu ul{ position: absolute; top: 70px; background-color: #fff; border-bottom: 1px solid #ada791; border-left: ...