body {
  font-family: 'Arial', sans-serif;
  color: black;
  font-size: 18px;
}

.wrapper {
  max-width: 1090px;
  margin: 0 auto;
}

header {
  
}

main {
  display: block;
  text-align: center;
  padding-top: 80px;
}

.btn, .no-btn {
  display: block;
  margin: 0 auto;
  padding: 15px;
  width: 350px;
  border-radius: 4px;
  border: 1px solid #000;
  text-align: center;
  margin-bottom: 15px;
}

.btn {
  background: #000;
  color: white;
}

.no-btn {
  text-decoration: none;
  color: black;
}

.mangust {
  
}

.tsigun {
}

.spine {
}

.yoga {
}

.dance {
}