body {
    background-color: #F7E7CE;
    text-align: center;
  }
label {
  display: block;
  margin: 5px 0;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
    text-align: left;
    margin-left:auto; 
    margin-right:auto;
  }
  
  th {
    position: sticky;
    position: -webkit-sticky;
    top: 0;
    background: #F7E7CE;
    box-shadow: 0 2px 2px -1px rgba(0, 0, 0, 0.4);
    padding: 5px;
    border: 1px solid #aaa;
    text-align: center;
  } 
  td {
    padding: 5px;
    border: 1px solid #aaa;
  }
  th:hover {background-color:#F7E7C0;
    cursor: pointer;}
  td.nowrapping {
    white-space: nowrap;
    padding: 5px;
    border: 1px solid #aaa;
  }
h1 {
    text-align: center;
}
ul {
    text-align: center;
    list-style-type: none;
    list-style-position: inside;
}