body,html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.6;color:#333}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}*{box-sizing:border-box}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:100px 0;text-align:center}.services{background-color:#f8f9fa}.about,.contact,.services{padding:80px 0}.contact{background-color:#f8f9fa}.section-title{font-size:2.5rem;margin-bottom:2rem;text-align:center}.btn{display:inline-block;padding:12px 24px;background-color:#fff;color:#667eea;border-radius:5px;border:1px solid #667eea;cursor:pointer;font-size:16px;transition:all .3s}.btn:hover{background-color:#f7f7f7;text-decoration:none}