* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-family: 'Open Sans', sans-serif; line-height: 1.5; font-size: 18px; }
body { color: #666; background-color: #f5f5f5; overflow-x: hidden; }
.container { margin: 0 auto; padding: 0 2.5rem; }
.site-header { background-color: #9b59b6; color: #fff; padding: 1.8rem 0; box-shadow: 0 5px 10px rgba(0,0,0,.2); }
.logo { font-size: 1.8rem; font-weight: 900; margin: 0 auto; display: flex; justify-content: center; }
.content { padding: 2.5rem; min-height: 75vh; margin: 0 auto; max-width: 100%; width: 1400px; }
.content p { margin-bottom: 1.8rem; font-size: 1.2rem; }
.content img { max-width: 100%; height: auto; margin: 0 auto; display: block; border-radius: 10px; box-shadow: 0 5px 20px rgba(0,0,0,.2); }
.site-footer { background-color: #8e44ad; color: #fff; padding: 3.5rem 0; display: flex; justify-content: center; }
.links { margin-bottom: 1.8rem; font-weight: 900; }
.links a { margin: 0 25px; text-decoration: none; color: #fff; font-size: 1.2rem; }
.copyright { opacity: .9; font-size: 1rem; }

@media (max-width: 768px) {
  html { font-size: 16px; }
  .container { padding: 0 2rem; }
  .logo { font-size: 1.5rem; margin: 0 auto;