diff --git a/assets/style/pdf.scss b/assets/style/pdf.scss
deleted file mode 100644
index 5eeb6b80..00000000
--- a/assets/style/pdf.scss
+++ /dev/null
@@ -1,179 +0,0 @@
-#page-container {
-  position: absolute;
-  top: 0;
-  left: 0;
-  margin: 0;
-  padding: 0;
-  border: 0;
-  z-index: -1;
-}
-
-@media screen {
-  #page-container {
-    bottom: 0;
-    right: 0;
-    overflow: auto;
-  }
-  .loading-indicator {
-    display: none;
-    &.active {
-      display: block;
-      position: absolute;
-      width: 64px;
-      height: 64px;
-      top: 50%;
-      left: 50%;
-      margin-top: -32px;
-      margin-left: -32px;
-    }
-    img {
-      position: absolute;
-      top: 0;
-      left: 0;
-      bottom: 0;
-      right: 0;
-    }
-  }
-}
-
-@media print {
-  @page {
-    margin: 0;
-  }
-
-  html {
-    margin: 0;
-  }
-  body {
-    margin: 0;
-    -webkit-print-color-adjust: exact;
-  }
-  #page-container {
-    width: auto;
-    height: auto;
-    overflow: visible;
-    background-color: transparent;
-  }
-  .d {
-    display: none;
-  }
-}
-
-.pf {
-  position: relative;
-  background-color: white;
-  overflow: hidden;
-  border: 0;
-}
-
-.pc {
-  position: absolute;
-  border: 0;
-  padding: 0;
-  margin: 0;
-  top: 0;
-  left: 0;
-  width: 100%;
-  height: 100%;
-  overflow: hidden;
-  display: block;
-  transform-origin: 0 0;
-  -ms-transform-origin: 0 0;
-  -webkit-transform-origin: 0 0;
-  &.opened {
-    display: block;
-  }
-}
-
-.bf {
-  position: absolute;
-  border: 0;
-  margin: 0;
-  top: 0;
-  bottom: 0;
-  width: 100%;
-  height: 100%;
-  -ms-user-select: none;
-  -moz-user-select: none;
-  -webkit-user-select: none;
-  user-select: none;
-}
-
-.bi {
-  position: absolute;
-  border: 0;
-  margin: 0;
-  -ms-user-select: none;
-  -moz-user-select: none;
-  -webkit-user-select: none;
-  user-select: none;
-}
-
-@media print {
-  .pf {
-    margin: 0;
-    box-shadow: none;
-    page-break-after: always;
-    page-break-inside: avoid;
-  }
-  @-moz-document url-prefix() {
-    .pf {
-      overflow: visible;
-      border: 1px solid #fff;
-    }
-    .pc {
-      overflow: visible;
-    }
-  }
-}
-
-.c {
-  position: absolute;
-  border: 0;
-  padding: 0;
-  margin: 0;
-  overflow: hidden;
-  display: block;
-}
-
-.t {
-  position: absolute;
-  white-space: pre;
-  font-size: 1px;
-  transform-origin: 0 100%;
-  -ms-transform-origin: 0 100%;
-  -webkit-transform-origin: 0 100%;
-  unicode-bidi: bidi-override;
-  -moz-font-feature-settings: "liga" 0;
-}
-
-._ {
-  color: transparent;
-  z-index: -1;
-}
-
-::selection {
-  background: rgba(127, 255, 255, 0.4);
-}
-
-::-moz-selection {
-  background: rgba(127, 255, 255, 0.4);
-}
-
-.pi {
-  display: none;
-}
-
-.d {
-  position: absolute;
-  transform-origin: 0 100%;
-  -ms-transform-origin: 0 100%;
-  -webkit-transform-origin: 0 100%;
-}
-
-// .@CSS_LINK_CN span {
-//     position: relative;
-//     vertical-align: baseline;
-//     display: inline-block;
-//     unicode-bidi: bidi-override;
-// }
\ No newline at end of file