diff --git a/package.json b/package.json
index aab1720..2ca1b97 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "@coreui/coreui-plugin-chartjs-custom-tooltips": "^1.2.0",
     "@coreui/react": "^2.0.0-beta.2",
-    "bootstrap": "^4.1.0",
+    "bootstrap": "^4.1.1",
     "chart.js": "^2.7.2",
     "classnames": "^2.2.5",
     "core-js": "^2.5.5",
diff --git a/src/scss/style.css b/src/scss/style.css
index 973ffa5..b1eeb12 100644
--- a/src/scss/style.css
+++ b/src/scss/style.css
@@ -7,7 +7,7 @@
  * Licensed under MIT (https://coreui.io/license)
  */
 /*!
- * Bootstrap v4.1.0 (https://getbootstrap.com/)
+ * Bootstrap v4.1.1 (https://getbootstrap.com/)
  * Copyright 2011-2018 The Bootstrap Authors
  * Copyright 2011-2018 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
@@ -68,7 +68,7 @@ html {
 @-ms-viewport {
   width: device-width; }
 
-article, aside, dialog, figcaption, figure, footer, header, hgroup, main, nav, section {
+article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
   display: block; }
 
 body {
@@ -176,7 +176,7 @@ pre,
 code,
 kbd,
 samp {
-  font-family: monospace, monospace;
+  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
   font-size: 1em; }
 
 pre {
@@ -431,12 +431,6 @@ mark,
   font-size: 90%;
   color: #73818f; }
 
-code,
-kbd,
-pre,
-samp {
-  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }
-
 code {
   font-size: 87.5%;
   color: #e83e8c;
@@ -1473,6 +1467,11 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
   .custom-select.is-valid ~ .valid-tooltip {
     display: block; }
 
+.was-validated .form-control-file:valid ~ .valid-feedback,
+.was-validated .form-control-file:valid ~ .valid-tooltip, .form-control-file.is-valid ~ .valid-feedback,
+.form-control-file.is-valid ~ .valid-tooltip {
+  display: block; }
+
 .was-validated .form-check-input:valid ~ .form-check-label, .form-check-input.is-valid ~ .form-check-label {
   color: #4dbd74; }
 
@@ -1550,6 +1549,11 @@ select.form-control-lg:not([size]):not([multiple]), .input-group-lg > select.for
   .custom-select.is-invalid ~ .invalid-tooltip {
     display: block; }
 
+.was-validated .form-control-file:invalid ~ .invalid-feedback,
+.was-validated .form-control-file:invalid ~ .invalid-tooltip, .form-control-file.is-invalid ~ .invalid-feedback,
+.form-control-file.is-invalid ~ .invalid-tooltip {
+  display: block; }
+
 .was-validated .form-check-input:invalid ~ .form-check-label, .form-check-input.is-invalid ~ .form-check-label {
   color: #f86c6b; }
 
@@ -2405,8 +2409,7 @@ input[type="button"].btn-block {
     .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,
-    .input-group > .custom-file:not(:first-child) .custom-file-label::after {
+    .input-group > .custom-file:not(:first-child) .custom-file-label {
       border-top-left-radius: 0;
       border-bottom-left-radius: 0; }
 
@@ -2497,11 +2500,12 @@ input[type="button"].btn-block {
       background-color: #e4e7ea; }
 
 .custom-control-label {
+  position: relative;
   margin-bottom: 0; }
   .custom-control-label::before {
     position: absolute;
     top: 0.25rem;
-    left: 0;
+    left: -1.5rem;
     display: block;
     width: 1rem;
     height: 1rem;
@@ -2512,7 +2516,7 @@ input[type="button"].btn-block {
   .custom-control-label::after {
     position: absolute;
     top: 0.25rem;
-    left: 0;
+    left: -1.5rem;
     display: block;
     width: 1rem;
     height: 1rem;
@@ -2638,7 +2642,7 @@ input[type="button"].btn-block {
     bottom: 0;
     z-index: 3;
     display: block;
-    height: calc(calc(2.0625rem + 2px) - 1px * 2);
+    height: 2.0625rem;
     padding: 0.375rem 0.75rem;
     line-height: 1.5;
     color: #5c6873;
@@ -4211,6 +4215,7 @@ button.close {
     margin-right: 3px;
     margin-left: 3px;
     text-indent: -999px;
+    cursor: pointer;
     background-color: rgba(255, 255, 255, 0.5); }
     .carousel-indicators li::before {
       position: absolute;
@@ -6283,7 +6288,17 @@ a.text-dark:hover, a.text-dark:focus {
       background-color: #fff !important; }
   .table-bordered th,
   .table-bordered td {
-    border: 1px solid #c8ced3 !important; } }
+    border: 1px solid #c8ced3 !important; }
+  .table-dark {
+    color: inherit; }
+    .table-dark th,
+    .table-dark td,
+    .table-dark thead th,
+    .table-dark tbody + tbody {
+      border-color: #c8ced3; }
+  .table .thead-dark th {
+    color: inherit;
+    border-color: #c8ced3; } }
 
 .animated {
   animation-duration: 1s; }