* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #17202a;
  background: #f6f8fb;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 8%;
  background: white;
  border-bottom: 1px solid #e8e8e8;
}

.logo {
  color: #111;
  font-size: 25px;
  font-weight: 800;
  text-decoration: none;
}

nav a {
  color: #333;
  margin-left: 22px;
  text-decoration: none;
}

main {
  max-width: 850px;
  min-height: 70vh;
  margin: auto;
  padding: 85px 8%;
}

h1 {
  font-size: 48px;
  margin-top: 0;
}

p {
  color: #52606d;
  font-size: 18px;
  line-height: 1.6;
}

footer {
  padding: 25px;
  text-align: center;
  color: #687078;
  background: white;
}