.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;padding:20px}.modal-content{background:#fff;padding:20px;border-radius:5px;text-align:center;max-width:500px;width:100%;box-shadow:0 4px 8px rgba(0,0,0,.2)}button{margin-top:10px;background-color:#13783b;color:#f0f8ff}