body {
  margin: 0;
  background: #d6eaf8;
  font-family: Arial, sans-serif;
}

.container {
  margin: 0 auto;
  width: 90%;
  max-width: 1100px;
  border: 2px solid #90a4ae;
  min-height: 96vh;
  background: #d6eaf8;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  align-items: flex-start;
  border-bottom: 2px solid #90a4ae;
  min-height: 90px;
  padding: 10px 0 0 10px;
  position: relative;
}

.logo {
  width: 90px;
  height: 90px;
  border: 2px solid #333;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.3em;
  margin-right: 30px;
}

.header-text {
  flex: 1;
  text-align: center;
  padding-top: 5px;
}

.header-text b {
  font-size: 1.2em;
}

nav {
  border-bottom: 2px solid #90a4ae;
  display: flex;
  align-items: center;
  padding: 8px 0;
  background: #d6eaf8;
}

nav a,
nav span {
  margin: 0 18px;
  color: #232323;
  text-decoration: none;
  font-size: 1.12em;
}

nav .nav-middle {
  font-weight: bold;
}

main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  font-size: 1.6em;
}

.play-text {
  font-size: 1.6em;
  color: #222;
}

footer {
  border-top: 2px solid #90a4ae;
  text-align: center;
  font-size: 1.1em;
  color: #232323;
  padding: 15px 0 10px 0;
  background: #d6eaf8;
}