bootstrap-fileinput/sass/fileinput.scss

/*!
 * bootstrap-fileinput v4.3.2
 * http://plugins.krajee.com/file-input
 *
 * Author: Kartik Visweswaran
 * Copyright: 2014 - 2016, Kartik Visweswaran, Krajee.com
 *
 * Licensed under the BSD 3-Clause
 * https://github.com/kartik-v/bootstrap-fileinput/blob/master/LICENSE.md
 */

$image-path: "'../img" !default;
$preview-size: 160px !default;

.file-loading {
  top: 0;
  right: 0;
  width: 25px;
  height: 25px;
  font-size: 999px;
  text-align: right;
  color: #fff;
  background: transparent url('#{$image-path}/loading.gif') top left no-repeat;
  border: none;
}

.file-object {
  margin: 0 0 -5px 0;
  padding: 0;
}

.btn-file {
  position: relative;
  overflow: hidden;

  input[type=file] {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 100%;
    min-height: 100%;
    text-align: right;
    opacity: 0;
    background: none repeat scroll 0 0 transparent;
    cursor: inherit;
    display: block;
  }
}

.file-caption-name {
  display: inline-block;
  overflow: hidden;
  height: 20px;
  word-break: break-all;
}

.input-group-lg .file-caption-name {
  height: 25px;
}

.file-zoom-dialog {
  text-align: left;
}

.file-error-message {
  color: #a94442;
  background-color: #f2dede;
  margin: 5px;
  border: 1px solid #ebccd1;
  border-radius: 4px;
  padding: 15px;
  pre, ul {
    margin: 0;
    text-align: left;
  }
  pre {
    margin: 5px 0;
  }
}

.file-caption-disabled {
  background-color: #EEEEEE;
  cursor: not-allowed;
  opacity: 1;
}

.file-preview {
  border-radius: 5px;
  border: 1px solid #ddd;
  padding: 5px;
  width: 100%;
  margin-bottom: 5px;
}

.file-preview-frame {
  position: relative;
  display: table;
  margin: 8px;
  height: $preview-size;
  border: 1px solid #ddd;
  box-shadow: 1px 1px 5px 0 #a2958a;
  padding: 6px;
  float: left;
  text-align: center;
  vertical-align: middle;
  &:not(.file-preview-error):hover {
    box-shadow: 3px 3px 5px 0 #333;
  }
}

.file-preview-image {
  vertical-align: middle;
}

.file-preview-text {
  display: block;
  color: #428bca;
  border: 1px solid #ddd;
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
  outline: none;
  padding: 8px;
  resize: none;
}

.file-preview-html {
  border: 1px solid #ddd;
  padding: 8px;
  overflow: auto;
}

.file-zoom-dialog .file-preview-text {
  font-size: 1.2em;
}

.file-preview-other {
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  text-align: center;
  vertical-align: middle;
  padding: 10px;
  &:hover {
    opacity: 0.8;
  }
}

/*
.file-preview-other {
    display: table-cell;
    text-align: center;
    vertical-align: middle;
    border: 2px solid #999;
    border-radius: 30px;
}
*/

.file-actions, .file-other-error {
  text-align: left;
}

.file-other-icon {
  font-size: 4.8em;
}

.file-zoom-dialog .file-other-icon {
  font-size: 8em;
  font-size: 55vmin;
}

.file-input-new {
  .file-preview, .close, .glyphicon-file, .fileinput-remove-button, .fileinput-upload-button {
    display: none;
  }
}

.file-input-ajax-new {
  .fileinput-remove-button, .fileinput-upload-button {
    display: none;
  }
}

.file-thumb-loading {
  background: transparent url('#{$image-path}/loading.gif') no-repeat scroll center center content-box !important;
}

.file-actions {
  margin-top: 15px;
}

.file-footer-buttons {
  float: right;
}

.file-upload-indicator {
  display: inline;
  cursor: default;
  opacity: 0.8;
  width: 60%;
  &:hover {
    font-weight: bold;
    opacity: 1;
  }
}

.file-footer-caption {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: $preview-size;
  text-align: center;
  padding-top: 4px;
  font-size: 11px;
  color: #777;
  margin: 5px auto;
}

.file-preview-error {
  opacity: 0.65;
  box-shadow: none;
}

.file-preview-frame:not(.file-preview-error) .file-footer-caption:hover {
  color: #000;
}

.file-drop-zone {
  border: 1px dashed #aaa;
  border-radius: 4px;
  height: 100%;
  text-align: center;
  vertical-align: middle;
  margin: 12px 15px 12px 12px;
  padding: 5px;
}

.file-drop-zone-title {
  color: #aaa;
  font-size: 40px;
  padding: 85px 10px;
}

.file-highlighted {
  border: 2px dashed #999 !important;
  background-color: #f0f0f0;
}

.file-uploading {
  background: url('#{$image-path}/loading-sm.gif') no-repeat center bottom 10px;
  opacity: 0.65;
}

.file-thumb-progress {
  height: 10px;
  .progress, .progress-bar {
    height: 10px;
    font-size: 9px;
    line-height: 10px;
  }
}

.file-thumbnail-footer {
  position: relative;
}

.file-thumb-progress {
  position: absolute;
  top: 35px;
  left: 0;
  right: 0;
}

.file-zoom-fullscreen {
  &.modal {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
  }
  .modal-dialog {
    position: fixed;
    margin: 0;
    width: 100%;
    height: 100%;
    padding: 0;
  }
  .modal-content {
    border-radius: 0;
    box-shadow: none;
  }
  .modal-body {
    overflow-y: auto;
  }
}

.file-zoom-dialog {
  .modal-body {
    position: relative !important;
  }
  .btn-navigate {
    position: absolute;
    padding: 0;
    margin: 0;
    background: transparent;
    text-decoration: none;
    outline: none;
    opacity: 0.7;
    top: 45%;
    font-size: 4em;
    color: #1c94c4;
  }
  .floating-buttons {
    position: absolute;
    top: 5px;
    right: 10px;
  }
}

.floating-buttons {
  z-index: 3000;
  .btn {
    z-index: 3000;
  }
}

.file-zoom-dialog .kv-zoom-actions .btn, .floating-buttons .btn {
  margin-left: 3px;
}

.file-zoom-dialog {
  .btn-navigate {
    &:not([disabled]) {
      &:hover, &:focus {
        outline: none;
        box-shadow: none;
        opacity: 0.5;
      }
    }
    &[disabled] {
      opacity: 0.3;
    }
  }
  .btn-prev {
    left: 1px;
  }
  .btn-next {
    right: 1px;
  }
}

.file-drag-handle {
  display: inline;
  margin-right: 2px;
  font-size: 16px;
  cursor: move;
  cursor: -webkit-grabbing;
  &:hover {
    opacity: 0.7;
  }
}

.file-zoom-content {
  height: 480px;
  text-align: center;
}

.file-preview-initial.sortable-chosen {
  background-color: #d9edf7;
}

.file-preview-frame.sortable-ghost {
  background-color: #eee;
}

/* IE 10 fix */

.btn-file ::-ms-browse {
  width: 100%;
  height: 100%;
}