body {
  background: #2c2f34;
  min-height: 100vh;
  overflow: hidden;
  font-family: sans-serif;
}

.container.flex {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  font-family: arial;
}

.container {
  padding: .75em;
}

.container table {
  display: table;
  border: none;
  border-collapse: collapse;
}
.container table tr {
  margin: 0;
  padding: 0;
}
.container table tbody tr td {
  margin: 0;
  border: 1px #AAA solid;
  width: 38px;
  height: 38px;
  text-align: center;
  vertical-align: middle;
  font-size: 18px;
  transition: 0.3s;
}

.container table tbody tr td.caFooter {background-color: #fff; border: none;}
.container table tbody tr:nth-child(even) td:nth-child(even).caFooter {background-color: #fff; border: none;}
.container table tbody tr:nth-child(odd) td:nth-child(odd).caFooter {background-color: #fff; border: none;}

.container table thead tr th.currentPwd {
  font-size: 18px;
  color: #666;
  text-align: center;
  font-family: monospace;
  letter-spacing: 2px;
  padding: 10px;
  border: 1px #AAA solid;
  transition: 0.3s;
}
.container table thead tr th.badPwd {
  background-color: #f76740;
  color: #FFF;
}
.container table thead tr td.winTarget {
  color: #EEE;
  font-size: 13px;
  font-weight: normal;
  text-align: center;
  height: 30px;
}
.container table thead tr td.winTarget a {
  color: #2aaecf;
  text-decoration: none;
  transition: 0.3s;
  font-weight: bold;
  text-align: center;
}
.container table thead tr td.winTarget a:hover {
  text-decoration: underline;
}
.container button.btGreen {
  text-align: center;
  margin: 4px;
  padding: 4px 10px;
  border-radius: 4px;
  width: 34px;
  height: 34px;
  font-size: 18px;
  font-weight: bold;
  border: none;
  text-align: center;
  text-decoration: none;
  transition: 0.3s;
  background-color: #2aaecf;
  color: white;
  opacity: 0.6;
  cursor: pointer;
}
.container button:hover {
  opacity: 1;
}
.container button.btRecord {
  text-align: center;
  margin: 4px;
  padding: 4px 10px;
  border-radius: 4px;
  height: 25px;
  width: 100%;
  font-size: 14px;
  font-weight: bold;
  border: none;
  text-align: center;
  text-decoration: none;
  transition: 0.3s;
  background-color: #2aaecf;
  color: white;
  opacity: 0.6;
  cursor: pointer;
}

.resetCode {
  color: #f7c140;
  text-decoration: none;
  transition: 0.3s;
  padding: 10px auto;
}
.resetCode:hover{
  text-decoration: underline;
}
h1 a {
  color: #2aaecf;
  text-decoration: none;
  transition: 0.3s;
}
h1 a:hover {
  text-decoration: underline;
}