.custom-lb-btn{position:fixed;top:50%;transform:translateY(-50%);background:rgba(0,0,0,0.6);color:white;border:none;padding:18px 22px;font-size:28px;cursor:pointer;z-index:9999999!important;border-radius:6px;transition:background 0.2s;pointer-events:all!important;user-select:none;-webkit-user-select:none}.custom-lb-btn:hover{background:rgba(0,0,0,0.9)}.custom-lb-prev{left:20px}.custom-lb-next{right:20px}