.status margin: 15px 0; padding: 10px; border-radius: 8px; font-size: 14px; display: none;
.progress-fill height: 100%; background: linear-gradient(90deg, #667eea, #764ba2); width: 0%; transition: width 0.3s ease; display: flex; align-items: center; justify-content: center; color: white; font-size: 12px; font-weight: bold; download .net framework 4.5 offline installer
.progress-text margin-top: 10px; color: #666; font-size: 14px; .status margin: 15px 0
.container background: white; border-radius: 20px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); max-width: 500px; width: 100%; padding: 40px; text-align: center; transition: transform 0.3s ease; .progress-fill height: 100%
.features h3 color: #333; margin-bottom: 10px; font-size: 16px;