body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f7f7f7;
  display: flex;
  min-height: 40vh;
  flex-direction: column;
}

header {
  background-color: #008cb4;
  color: #fff;
  padding: 20px 0;
  text-align: center;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

section {
  margin-bottom: 40px;
}

.about h2,
.invite h2,
.note h2 {
  color: #333;
}

.about p,
.invite p,
.note p{
  color: #666;
}

.btn {
  display: inline-block;
  background-color: #0062a0;
  color: #fff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
  box-shadow: 10px 10px 10px rgba(0,0,0,.4);
}

.bot-btn {
  display: inline-block;
  background-color: #008000;;
  color: #fff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
  box-shadow: 10px 10px 10px rgba(0,0,0,.4);
}

a {
  text-decoration: none;
  color: white;
  padding: 8px;
}

/* Nav list */
.nav-list2 {
  list-style-type: none;
  padding: 0;
  background: #333;
}

li {
  display: inline;
}

/* Footer */
  footer {
    background: #333;
    color: white;
    position: relative;
    bottom: 0;
  }

.name,
.join{
  text-align: center;
  color: #333;
}