.app-container{max-width:800px;margin:0 auto;padding:20px;font-family:Arial,sans-serif}.app-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ccc;padding-bottom:10px}.app-icon img{width:60px;height:60px;border-radius:12px}.app-info{flex-grow:1;padding-left:20px}.install-button{background-color:#4caf50;color:#fff;border:none;padding:10px;border-radius:5px;cursor:pointer}.ratings-section{display:flex;align-items:center;margin-top:15px}.stars{margin-right:10px}.description-section,.screenshots-section{margin-top:20px}.screenshots-container{display:flex;gap:10px}.screenshots-container img{width:100px;height:200px;object-fit:cover;border:1px solid #ccc;border-radius:8px}.reviews-section{margin-top:20px}.review{border-top:1px solid #ccc;padding-top:10px;margin-top:10px}