:root {
  --gold: #FFEE55;
  --silver: #CCCCCC;
  --bronze: #B87838;
}

body {
  padding: 0px;
  margin: 0px;
}

table {
  width: 100%;
}

th {
  background: lightgrey;
}

table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
  padding: 3px;
}

input {
  width: 90%;
  display: block;
  margin-right: auto;
  margin-left: auto;
}

select {
  margin: 5px;
}

.head {
  position: fixed;
  width: 100%;
  background: white;
  padding: 10px;
  padding-bottom: 0px;
}

.body {
  padding: 10px;
  padding-top: 155px;
}

.title, .subtitle {
  text-align: center;
  font-size: 24px;
}

.subtitle {
  font-size: 18px;
}

.container {
  display: flex;
  justify-content: center;
}

.button {
  border: 1px solid black;
  border-radius: 3px;
  cursor: pointer;
  padding: 5px;
  margin: 5px;
}

.back {
  position: fixed;
  text-decoration: none;
  color: inherit;
  border: 1px solid black;
  border-radius: 3px;
  cursor: pointer;
  padding: 5px;
  margin: 5px;
}