.tab-btn{padding:12px 24px;color:#888888;border-bottom:2px solid transparent;cursor:pointer;transition:color .2s ease,background-color .2s ease,border-color .2s ease}.tab-active{color:hsl(0,0%,20%);background-color:hsla(0,0%,53%,.15);border-bottom:2px solid hsla(0,0%,20%,.623)}