.form-control-plaintext.form-control-sm,
.input-group-sm > .form-control-plaintext.form-control,
.input-group-sm > .input-group-prepend > .form-control-plaintext.input-group-text,
.input-group-sm > .input-group-append > .form-control-plaintext.input-group-text,
.input-group-sm > .input-group-prepend > .form-control-plaintext.btn,
.input-group-sm > .input-group-append > .form-control-plaintext.btn,
.form-control-plaintext.form-control-lg,
.input-group-lg > .form-control-plaintext.form-control,
.input-group-lg > .input-group-prepend > .form-control-plaintext.input-group-text,
.input-group-lg > .input-group-append > .form-control-plaintext.input-group-text,
.input-group-lg > .input-group-prepend > .form-control-plaintext.btn,
.input-group-lg > .input-group-append > .form-control-plaintext.btn {
  padding-right: 0;
  padding-left: 0;
}

.form-control-sm,
.input-group-sm > .form-control,
.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;
}

select.form-control-sm:not([size]):not([multiple]),
.input-group-sm > select.form-control:not([size]):not([multiple]),
.input-group-sm > .input-group-prepend > select.input-group-text:not([size]):not([multiple]),
.input-group-sm > .input-group-append > select.input-group-text:not([size]):not([multiple]),
.input-group-sm > .input-group-prepend > select.btn:not([size]):not([multiple]),
.input-group-sm > .input-group-append > select.btn:not([size]):not([multiple]) {
  height: calc(1.8125rem + 2px);
}

.form-control-lg,
.input-group-lg > .form-control,
.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;
}

select.form-control-lg:not([size]):not([multiple]),
.input-group-lg > select.form-control:not([size]):not([multiple]),
.input-group-lg > .input-group-prepend > select.input-group-text:not([size]):not([multiple]),
.input-group-lg > .input-group-append > select.input-group-text:not([size]):not([multiple]),
.input-group-lg > .input-group-prepend > select.btn:not([size]):not([multiple]),
.input-group-lg > .input-group-append > select.btn:not([size]):not([multiple]) {
  height: calc(2.875rem + 2px);
}

.form-inline .input-group,
.form-inline .custom-select {
  width: auto;
}

.btn-toolbar .input-group {
  width: auto;
}

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

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

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

.input-group > .form-control + .form-control,
.input-group > .form-control + .custom-select,
.input-group > .form-control + .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: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: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -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: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}

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

.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: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -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 > .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;
}

.custom-file-input:focus ~ .custom-file-label {
  border-color: #8bb8df;
  -webkit-box-shadow: none;
          box-shadow: none;
}

.custom-file-input:focus ~ .custom-file-label::after {
  border-color: #8bb8df;
}

.custom-file-input:lang(en) ~ .custom-file-label::after {
  content: "Browse";
}

.custom-file-label {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1;
  height: calc(2.25rem + 2px);
  padding: 0.375rem 0.75rem;
  line-height: 1.5;
  color: #495057;
  background-color: #fff;
  border: 1px solid #ced4da;
  border-radius: 0.25rem;
}

.custom-file-label::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  display: block;
  height: 2.25rem;
  padding: 0.375rem 0.75rem;
  line-height: 1.5;
  color: #495057;
  content: "Browse";
  background-color: #e9ecef;
  border-left: 1px solid #ced4da;
  border-radius: 0 0.25rem 0.25rem 0;
}

.card-heading {
  padding: 10px 15px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.125);
  border-top-left-radius: 3px;
  border-top-right-radius: 3px;
}

.bg-primary {
  color: #fff;
}

.card-title {
  margin-top: 0;
  margin-bottom: 0;
  font-size: 16px;
  color: inherit;
}

.text-center {
  text-align: center !important;
}

.text-center img {
  margin:auto;
}

.border-dotted {
  border: 3px dotted #dee2e6 !important;
}