html,
body {
  height: 100%;
}

body {
  display: block;
  -ms-flex-align: center;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}

body > div {
  display: block;
  text-align: center;
  margin-bottom: 10px;
}

body img {
  margin: 0 10px;
  border-radius: 36px;
}

.alert {
  text-align: center;
}

.form-register input {
  margin-bottom: 1rem;
}

.form-register {
  width: 100%;
  max-width: 400px;
  padding: 15px;
  margin: auto;
}

.form-register .form-control {
  position: relative;
  box-sizing: border-box;
  height: auto;
  padding: 10px;
  font-size: 16px;
}

.form-register .form-control:focus {
  z-index: 2;
}

.form-register .btn-register {
  font-size: 0.875rem;
  font-weight: bold;
  text-transform: uppercase;
  background-color: black;
  color: white;
}

.form-register .btn-register:hover {
  border-color: red;
}