.form-group.inputs label {
  text-align: left;
}

.input-group {
  position: relative;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-align: stretch;
  align-items: stretch;
  width: 100%;
}

  .input-group > .form-control,
  .input-group > .form-control-plaintext,
  .input-group > .custom-select,
  .input-group > .custom-file {
    position: relative;
    -ms-flex: 1 1 0%;
    flex: 1 1 0%;
    min-width: 0;
    margin-bottom: 0;
  }

    .input-group > .form-control + .form-control,
    .input-group > .form-control + .custom-select,
    .input-group > .form-control + .custom-file,
    .input-group > .form-control-plaintext + .form-control,
    .input-group > .form-control-plaintext + .custom-select,
    .input-group > .form-control-plaintext + .custom-file,
    .input-group > .custom-select + .form-control,
    .input-group > .custom-select + .custom-select,
    .input-group > .custom-select + .custom-file,
    .input-group > .custom-file + .form-control,
    .input-group > .custom-file + .custom-select,
    .input-group > .custom-file + .custom-file {
      margin-left: -1px;
    }

    .input-group > .form-control:focus,
    .input-group > .custom-select:focus,
    .input-group > .custom-file .custom-file-input:focus ~ .custom-file-label {
      z-index: 3;
    }

    .input-group > .custom-file .custom-file-input:focus {
      z-index: 4;
    }

    .input-group > .form-control:not(:last-child),
    .input-group > .custom-select:not(:last-child) {
      border-top-right-radius: 0;
      border-bottom-right-radius: 0;
    }

    .input-group > .form-control:not(:first-child),
    .input-group > .custom-select:not(:first-child) {
      border-top-left-radius: 0;
      border-bottom-left-radius: 0;
    }

  .input-group > .custom-file {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
  }

    .input-group > .custom-file:not(:last-child) .custom-file-label,
    .input-group > .custom-file:not(:last-child) .custom-file-label::after {
      border-top-right-radius: 0;
      border-bottom-right-radius: 0;
    }

    .input-group > .custom-file:not(:first-child) .custom-file-label {
      border-top-left-radius: 0;
      border-bottom-left-radius: 0;
    }

.input-group-prepend,
.input-group-append {
  display: -ms-flexbox;
  display: flex;
}

  .input-group-prepend .btn,
  .input-group-append .btn {
    position: relative;
    z-index: 2;
  }

    .input-group-prepend .btn:focus,
    .input-group-append .btn:focus {
      z-index: 3;
    }

    .input-group-prepend .btn + .btn,
    .input-group-prepend .btn + .input-group-text,
    .input-group-prepend .input-group-text + .input-group-text,
    .input-group-prepend .input-group-text + .btn,
    .input-group-append .btn + .btn,
    .input-group-append .btn + .input-group-text,
    .input-group-append .input-group-text + .input-group-text,
    .input-group-append .input-group-text + .btn {
      margin-left: -1px;
    }

.input-group-prepend {
  margin-right: -1px;
}

.input-group-append {
  margin-left: -1px;
}

.input-group-text {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  padding: 0.375rem 0.75rem;
  margin-bottom: 0;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: #495057;
  text-align: center;
  white-space: nowrap;
  background-color: #e9ecef;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
}

  .input-group-text input[type="radio"],
  .input-group-text input[type="checkbox"] {
    margin-top: 0;
  }

.input-group-lg > .form-control:not(textarea),
.input-group-lg > .custom-select {
  height: calc(1.5em + 1rem + 2px);
}

.input-group-lg > .form-control,
.input-group-lg > .custom-select,
.input-group-lg > .input-group-prepend > .input-group-text,
.input-group-lg > .input-group-append > .input-group-text,
.input-group-lg > .input-group-prepend > .btn,
.input-group-lg > .input-group-append > .btn {
  padding: 0.5rem 1rem;
  font-size: 1.25rem;
  line-height: 1.5;
  border-radius: 0.3rem;
}

.input-group-sm > .form-control:not(textarea),
.input-group-sm > .custom-select {
  height: calc(1.5em + 0.5rem + 2px);
}

.input-group-sm > .form-control,
.input-group-sm > .custom-select,
.input-group-sm > .input-group-prepend > .input-group-text,
.input-group-sm > .input-group-append > .input-group-text,
.input-group-sm > .input-group-prepend > .btn,
.input-group-sm > .input-group-append > .btn {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  line-height: 1.5;
  border-radius: 0.2rem;
}

.input-group-lg > .custom-select,
.input-group-sm > .custom-select {
  padding-right: 1.75rem;
}

.input-group > .input-group-prepend > .btn,
.input-group > .input-group-prepend > .input-group-text,
.input-group > .input-group-append:not(:last-child) > .btn,
.input-group > .input-group-append:not(:last-child) > .input-group-text,
.input-group > .input-group-append:last-child > .btn:not(:last-child):not(.dropdown-toggle),
.input-group > .input-group-append:last-child > .input-group-text:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group > .input-group-append > .btn,
.input-group > .input-group-append > .input-group-text,
.input-group > .input-group-prepend:not(:first-child) > .btn,
.input-group > .input-group-prepend:not(:first-child) > .input-group-text,
.input-group > .input-group-prepend:first-child > .btn:not(:first-child),
.input-group > .input-group-prepend:first-child > .input-group-text:not(:first-child) {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  height: 100%;
}

.form-horizontal .row {
  align-items: center;
}