html, body {
  width: 100%;
  height: 100%;
}

div.container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

.logo {
  margin: auto;
  left: 0;
  right: 0;
  display: block;
  width: 25%;
}

input.input#password {
  margin-top: 40px;
}

.form-group {
  max-width: 300px;
  margin: auto;
}

.error {
  color: #dd0000;
  text-align: center;
}

div[class^=col-] {
  min-height: 0;
}