html,
body {
  height: 100%;
}

body {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
          align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background: url("/images/admin/bg-login.jpg") no-repeat center center fixed;
  background-size: cover;
}

.form-signin {
  width: 100%;
  max-width: 420px;
  padding: 15px;
  margin: auto;
  background: rgba(255, 255, 255, 0.7);
}

.form-label-group {
  position: relative;
  margin-bottom: 1rem;
}

.form-label-group > input,
.form-label-group > label {
  height: 3.125rem;
  padding: 0.75rem;
}

.form-label-group > label {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  margin-bottom: 0;
  /* Override default `<label>` margin */
  line-height: 1.5;
  color: #495057;
  pointer-events: none;
  cursor: text;
  /* Match the input under the label */
  border: 1px solid transparent;
  border-radius: 0.25rem;
  -webkit-transition: all 0.1s ease-in-out;
  transition: all 0.1s ease-in-out;
}

.form-label-group input::-webkit-input-placeholder {
  color: transparent;
}

.form-label-group input:-ms-input-placeholder {
  color: transparent;
}

.form-label-group input::-ms-input-placeholder {
  color: transparent;
}

.form-label-group input::-moz-placeholder {
  color: transparent;
}

.form-label-group input::placeholder {
  color: transparent;
}

.form-label-group input:not(:placeholder-shown) {
  padding-top: 1.25rem;
  padding-bottom: 0.25rem;
}

.form-label-group input:not(:placeholder-shown) ~ label {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
  font-size: 12px;
  color: #777;
}

/* Fallback for Edge
-------------------------------------------------- */

@supports (-ms-ime-align: auto) {
  .form-label-group > label {
    display: none;
  }

  .form-label-group input::-ms-input-placeholder {
    color: #777;
  }
}

/* Fallback for IE
-------------------------------------------------- */

@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
  .form-label-group > label {
    display: none;
  }

  .form-label-group input:-ms-input-placeholder {
    color: #777;
  }
}

.bd-placeholder-img {
  font-size: 1.125rem;
  text-anchor: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

@media (min-width: 768px) {
  .bd-placeholder-img-lg {
    font-size: 3.5rem;
  }
}