.site-header{display:flex;justify-content:space-between;align-items:center;padding:16px 40px;border-bottom:1px solid #e5e5e5}
.site-header nav a{margin-left:16px;color:#1c1915;text-decoration:none}
main{max-width:800px;margin:40px auto;padding:0 20px;font-family:Poppins,sans-serif;color:#1c1915}