:root{--primary-color: #FF6B35;--secondary-color: #E55A2B;--background-color: #f9f9f9;--text-color: #333;--font-family: "Poppins", sans-serif}body{margin:0;padding:0;font-family:var(--font-family);background-color:var(--background-color);color:var(--text-color);line-height:1.6;font-size:16px}h1,h2,h3,h4,h5,h6{margin:0;font-family:var(--font-family);font-weight:600}a{color:var(--primary-color);text-decoration:none;transition:color .3s ease}a:hover{color:var(--secondary-color)}button{font-family:var(--font-family);cursor:pointer;transition:all .3s ease}input,textarea,select{font-family:var(--font-family)}ul,ol{padding:0;margin:0;list-style:none}img{max-width:100%;height:auto}.container{max-width:1024px;margin:0 auto;padding:0 16px}.hidden{display:none}.visible{display:block}