html, body {
  font-family: sans-serif;
  margin: 0;
  padding: 40;
  text-align: center;
  width: 100%;
  height: 100vh; 
  display: flex;
  justify-content: center; 
  align-items: center;    
  background-color: #ffffff;
  overflow: hidden;        
}

.exercise-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 30px;
}

#exercise-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#cd-player {
  width: 350px;
  height: 350px;
  background: hsl(113, 76%, 47%);
  border-radius: 50px; 
  display: flex;
  justify-content: center;
  align-items: center;
  border: 4px solid #444;
}

#cd-image {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  transform-origin: center center; 
}

#status-text {
  margin-top: 30px;
  font-family: sans-serif;
  color: rgb(0, 0, 0);
  font-size: 1.5rem;
  letter-spacing: 1px;
}

.nav-button {
    display: inline-block;
    color: hsl(113, 76%, 47%);
    font-family: sans-serif;
    font-weight: bold;
    padding: 15px 30px;
    text-decoration: none;
    transition: all 0.2s ease-in-out;
    border: 2px solid hsl(113, 76%, 47%);
    border-radius: 8px;
    margin-top: 20px;
    background: white;
}