:root {
    --color0: #f8d7da;
    --color1: #f5c6cb;
    --color2: #f1b0b7;
    --color3: #ec9fa5;
    --color4: #e77d92;
    --color5: #e25585;
  
    --solid-border: 2px solid #333;
    --dashed-border: 2px dashed #666;
  }
  
  body {
    margin: 0;
    height: 100vh;
    background-color: #f5f7fa; 
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    font-family: sans-serif;
  }
  
  
  table {
    border-collapse: collapse;
    width: 80%;
    font-family: sans-serif;
    margin-bottom: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  
  th, td {
    text-align: center;
    padding: 10px;
    border: 1px solid #ccc;
  }
  
  
  .time {
    font-weight: bold;
    background-color: #f0f0f0;
  }
  
  .available-0 {
    background-color: var(--color0);
  }
  .available-1 {
    background-color: var(--color1);
  }
  .available-2 {
    background-color: var(--color2);
  }
  .available-3 {
    background-color: var(--color3);
  }
  .available-4 {
    background-color: var(--color4);
  }
  .available-5 {
    background-color: var(--color5);
  }
  
  .sharp td {
    border-bottom: var(--solid-border);
  }
  
  .half td {
    border-bottom: var(--dashed-border);
  }
  
  #legend {
    margin-top: 20px;
    font-family: sans-serif;
  }
  
  #legend span {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
  }
  
  #legend-gradient {
    width: 100%;
    height: 20px;
    background-image: linear-gradient(
      90deg,
      var(--color0) 0% 17%,
      var(--color1) 17% 34%,
      var(--color2) 34% 50%,
      var(--color3) 50% 67%,
      var(--color4) 67% 83%,
      var(--color5) 83% 100%
    );
  }