* { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif; line-height: 1.6; padding: 2rem; max-width: 800px; margin: 0 auto; background-color: #f8f9fa; } #app { text-align: center; } h1 { margin-bottom: 2rem; color: #333; font-size: 2.5rem; } h2 { color: #555; margin-bottom: 1rem; font-size: 1.5rem; } .auth-container { margin: 2rem 0; } .auth-button { background-color: #ff9d00; color: white; border: none; padding: 0.8rem 1.5rem; border-radius: 6px; font-size: 1rem; cursor: pointer; transition: background-color 0.2s ease; } .auth-button:hover { background-color: #ff8500; } #content { padding: 2rem; background-color: white; border-radius: 12px; margin-top: 2rem; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); } .oauth-result { background-color: #f8f9fa; padding: 1.5rem; border-radius: 8px; text-align: left; overflow-x: auto; font-family: "Monaco", "Menlo", "Ubuntu Mono", "Consolas", monospace; font-size: 0.9rem; line-height: 1.4; color: #333; }