:root{--color-primary: #007bff;--color-primary-light: #b3d7ff;--color-primary-dark: #0056b3;--color-secondary: #3f51b5;--max-width: 1000px}*{box-sizing:border-box;font-family:Roboto,Helvetica Neue,sans-serif}body{margin:0}a{text-decoration:none;color:inherit}.app-spinner-wrapper{display:flex;justify-content:center;align-items:center;flex:1;width:100%}.app-spinner{border:4px solid #f3f3f3;border-top:4px solid var(--color-primary);border-radius:50%;width:40px;height:40px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}