body {
    font-family: 'IBM Plex Sans', sans-serif;
}

.header {
    font-family: 'Sen', sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 10px;
}

.d-flex {
    display: flex;
}

.d-flex-space-between {
    justify-content: space-between;
}

.d-none {
    display: none;
}

.p-relative {
    position: relative;
}

.mr-1 {
    margin-right: 1rem;
}

.mr-px-5 {
    margin-right: 5px;
}

.mt-px-5 {
    margin-top: 5px;
}

.p-1 {
    padding: 1rem;
}

.h-100 {
    height: 100% !important;
}

.vertical-align-middle {
    vertical-align: middle;
}

.text-white {
    color: #fff;
}

.flex-grow {
    flex-grow: 1;
}

.item-right {
    float: right;
    margin-top: 5px;
    margin-right: 5px;
}

.text-right {
    text-align: right;
}

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

.text-black {
    color: #1f2430;
}

.bg-black {
    background-color: #1f2430;
}

.bg-light {
    background-color: #f1f1f1;
}

.nav-bar {
    border-bottom: 2px solid #f74c00;
    position: sticky;
    top: 0px;
    background-color: #fff;
    z-index: 10;
}

ul.list-inline {
    list-style-type: none;
    list-style-position: inside;
    padding: 0;
    margin: 0;
}

ul.list-inline li {
    display: inline-block;
    cursor: pointer;
    margin: 0;
    padding: 0;
    padding-right: 10px;
    padding-left: 10px;
    line-height: 30px;
}

.active {
    background-color: #1f2430;
    color: #fff;
}

.text-orange {
    color: #f74c00;
}

.bg-orange {
    background-color: #f74c00;
}

.split-view {
    display: flex;
    justify-content: space-between;
}

.split-view div {
    flex-basis: 50%;
}

.full-height {
    height: calc(90vh - 60px);
}

.CodeMirror,
.CodeMirror-wrap {
    height: 100% !important;
}
#rp-notebook {
    font-size: 1rem;
    padding: 10px;
    overflow-y: scroll;
}

#rp-notebook p {
    margin: 0;
}

.CodeMirror {
    height: 100% !important;
}

.nav-bar-links a {
    outline: none;
    text-decoration: none;
    padding: 2px 5px;
    cursor: pointer;
}

.code-import {
    position: absolute;
    top: 0;
    right: 10px;
    font-size: 0.9rem;
    z-index: 3;
}

input[type='url'] {
    border: 1px solid black;
    border-radius: 0px;
    width: 75%;
    font-size: 1rem;
    padding: 4px;
    font-family: monospace;
}

.btn {
    height: 25px;
    border: 1px solid black;
    font-size: 1rem;
}

#error {
    color: #f74c00;
    margin-top: 10px;
    font-family: monospace;
    white-space: pre;
}

.border-left {
    border-left: 1px solid rgb(221, 221, 221);
}

/* css popup */
.overlay {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    visibility: hidden;
    opacity: 0;
    z-index: 15;
}

.overlay:target {
    visibility: visible;
    opacity: 1;
}

.popup {
    margin: 40px auto;
    padding: 20px;
    background: #fff;
    border: 1px solid #1f2430;
    width: 50%;
    position: relative;
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.popup h2 {
    margin-top: 0;
}

.popup .popup-close {
    position: absolute;
    top: 5px;
    right: 15px;
    font-size: 30px;
    font-weight: bold;
    text-decoration: none;
    color: #1f2430;
}

.popup .popup-content {
    max-height: 30%;
    overflow: auto;
}

@media screen and (min-width: 768px) {
    .md-flex-grow {
        flex-grow: 1;
    }
}

@media screen and (max-width: 768px) {
    .box {
        width: 70%;
    }

    .popup {
        width: 70%;
    }

    .d-md-none {
        display: none;
    }

    .d-sm-flex-direction-column {
        flex-direction: column;
    }

    .sm-mt-5px {
        margin-top: 5px !important;
    }

    #run-btn {
        width: 45px;
    }
}

/* BASICS */

.CodeMirror {
  /* Set height, width, borders, and global font properties here */
  font-family: monospace;
  height: 300px;
  color: black;
  direction: ltr;
}

/* PADDING */

.CodeMirror-lines {
  padding: 4px 0; /* Vertical padding around content */
}
.CodeMirror pre.CodeMirror-line,
.CodeMirror pre.CodeMirror-line-like {
  padding: 0 4px; /* Horizontal padding of content */
}

.CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
  background-color: white; /* The little square between H and V scrollbars */
}

/* GUTTER */

.CodeMirror-gutters {
  border-right: 1px solid #ddd;
  background-color: #f7f7f7;
  white-space: nowrap;
}
.CodeMirror-linenumbers {}
.CodeMirror-linenumber {
  padding: 0 3px 0 5px;
  min-width: 20px;
  text-align: right;
  color: #999;
  white-space: nowrap;
}

.CodeMirror-guttermarker { color: black; }
.CodeMirror-guttermarker-subtle { color: #999; }

/* CURSOR */

.CodeMirror-cursor {
  border-left: 1px solid black;
  border-right: none;
  width: 0;
}
/* Shown when moving in bi-directional text */
.CodeMirror div.CodeMirror-secondarycursor {
  border-left: 1px solid silver;
}
.cm-fat-cursor .CodeMirror-cursor {
  width: auto;
  border: 0 !important;
  background: #7e7;
}
.cm-fat-cursor div.CodeMirror-cursors {
  z-index: 1;
}
.cm-fat-cursor .CodeMirror-line::selection,
.cm-fat-cursor .CodeMirror-line > span::selection, 
.cm-fat-cursor .CodeMirror-line > span > span::selection { background: transparent; }
.cm-fat-cursor .CodeMirror-line::-moz-selection,
.cm-fat-cursor .CodeMirror-line > span::-moz-selection,
.cm-fat-cursor .CodeMirror-line > span > span::-moz-selection { background: transparent; }
.cm-fat-cursor { caret-color: transparent; }
@-moz-keyframes blink {
  0% {}
  50% { background-color: transparent; }
  100% {}
}
@-webkit-keyframes blink {
  0% {}
  50% { background-color: transparent; }
  100% {}
}
@keyframes blink {
  0% {}
  50% { background-color: transparent; }
  100% {}
}

/* Can style cursor different in overwrite (non-insert) mode */
.CodeMirror-overwrite .CodeMirror-cursor {}

.cm-tab { display: inline-block; text-decoration: inherit; }

.CodeMirror-rulers {
  position: absolute;
  left: 0; right: 0; top: -50px; bottom: 0;
  overflow: hidden;
}
.CodeMirror-ruler {
  border-left: 1px solid #ccc;
  top: 0; bottom: 0;
  position: absolute;
}

/* DEFAULT THEME */

.cm-s-default .cm-header {color: blue;}
.cm-s-default .cm-quote {color: #090;}
.cm-negative {color: #d44;}
.cm-positive {color: #292;}
.cm-header, .cm-strong {font-weight: bold;}
.cm-em {font-style: italic;}
.cm-link {text-decoration: underline;}
.cm-strikethrough {text-decoration: line-through;}

.cm-s-default .cm-keyword {color: #708;}
.cm-s-default .cm-atom {color: #219;}
.cm-s-default .cm-number {color: #164;}
.cm-s-default .cm-def {color: #00f;}
.cm-s-default .cm-variable,
.cm-s-default .cm-punctuation,
.cm-s-default .cm-property,
.cm-s-default .cm-operator {}
.cm-s-default .cm-variable-2 {color: #05a;}
.cm-s-default .cm-variable-3, .cm-s-default .cm-type {color: #085;}
.cm-s-default .cm-comment {color: #a50;}
.cm-s-default .cm-string {color: #a11;}
.cm-s-default .cm-string-2 {color: #f50;}
.cm-s-default .cm-meta {color: #555;}
.cm-s-default .cm-qualifier {color: #555;}
.cm-s-default .cm-builtin {color: #30a;}
.cm-s-default .cm-bracket {color: #997;}
.cm-s-default .cm-tag {color: #170;}
.cm-s-default .cm-attribute {color: #00c;}
.cm-s-default .cm-hr {color: #999;}
.cm-s-default .cm-link {color: #00c;}

.cm-s-default .cm-error {color: #f00;}
.cm-invalidchar {color: #f00;}

.CodeMirror-composing { border-bottom: 2px solid; }

/* Default styles for common addons */

div.CodeMirror span.CodeMirror-matchingbracket {color: #0b0;}
div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;}
.CodeMirror-matchingtag { background: rgba(255, 150, 0, .3); }
.CodeMirror-activeline-background {background: #e8f2ff;}

/* STOP */

/* The rest of this file contains styles related to the mechanics of
   the editor. You probably shouldn't touch them. */

.CodeMirror {
  position: relative;
  overflow: hidden;
  background: white;
}

.CodeMirror-scroll {
  overflow: scroll !important; /* Things will break if this is overridden */
  /* 50px is the magic margin used to hide the element's real scrollbars */
  /* See overflow: hidden in .CodeMirror */
  margin-bottom: -50px; margin-right: -50px;
  padding-bottom: 50px;
  height: 100%;
  outline: none; /* Prevent dragging from highlighting the element */
  position: relative;
  z-index: 0;
}
.CodeMirror-sizer {
  position: relative;
  border-right: 50px solid transparent;
}

/* The fake, visible scrollbars. Used to force redraw during scrolling
   before actual scrolling happens, thus preventing shaking and
   flickering artifacts. */
.CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler {
  position: absolute;
  z-index: 6;
  display: none;
  outline: none;
}
.CodeMirror-vscrollbar {
  right: 0; top: 0;
  overflow-x: hidden;
  overflow-y: scroll;
}
.CodeMirror-hscrollbar {
  bottom: 0; left: 0;
  overflow-y: hidden;
  overflow-x: scroll;
}
.CodeMirror-scrollbar-filler {
  right: 0; bottom: 0;
}
.CodeMirror-gutter-filler {
  left: 0; bottom: 0;
}

.CodeMirror-gutters {
  position: absolute; left: 0; top: 0;
  min-height: 100%;
  z-index: 3;
}
.CodeMirror-gutter {
  white-space: normal;
  height: 100%;
  display: inline-block;
  vertical-align: top;
  margin-bottom: -50px;
}
.CodeMirror-gutter-wrapper {
  position: absolute;
  z-index: 4;
  background: none !important;
  border: none !important;
}
.CodeMirror-gutter-background {
  position: absolute;
  top: 0; bottom: 0;
  z-index: 4;
}
.CodeMirror-gutter-elt {
  position: absolute;
  cursor: default;
  z-index: 4;
}
.CodeMirror-gutter-wrapper ::selection { background-color: transparent }
.CodeMirror-gutter-wrapper ::-moz-selection { background-color: transparent }

.CodeMirror-lines {
  cursor: text;
  min-height: 1px; /* prevents collapsing before first draw */
}
.CodeMirror pre.CodeMirror-line,
.CodeMirror pre.CodeMirror-line-like {
  /* Reset some styles that the rest of the page might have set */
  -moz-border-radius: 0; -webkit-border-radius: 0; border-radius: 0;
  border-width: 0;
  background: transparent;
  font-family: inherit;
  font-size: inherit;
  margin: 0;
  white-space: pre;
  word-wrap: normal;
  line-height: inherit;
  color: inherit;
  z-index: 2;
  position: relative;
  overflow: visible;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-variant-ligatures: contextual;
  font-variant-ligatures: contextual;
}
.CodeMirror-wrap pre.CodeMirror-line,
.CodeMirror-wrap pre.CodeMirror-line-like {
  word-wrap: break-word;
  white-space: pre-wrap;
  word-break: normal;
}

.CodeMirror-linebackground {
  position: absolute;
  left: 0; right: 0; top: 0; bottom: 0;
  z-index: 0;
}

.CodeMirror-linewidget {
  position: relative;
  z-index: 2;
  padding: 0.1px; /* Force widget margins to stay inside of the container */
}

.CodeMirror-widget {}

.CodeMirror-rtl pre { direction: rtl; }

.CodeMirror-code {
  outline: none;
}

/* Force content-box sizing for the elements where we expect it */
.CodeMirror-scroll,
.CodeMirror-sizer,
.CodeMirror-gutter,
.CodeMirror-gutters,
.CodeMirror-linenumber {
  -moz-box-sizing: content-box;
  box-sizing: content-box;
}

.CodeMirror-measure {
  position: absolute;
  width: 100%;
  height: 0;
  overflow: hidden;
  visibility: hidden;
}

.CodeMirror-cursor {
  position: absolute;
  pointer-events: none;
}
.CodeMirror-measure pre { position: static; }

div.CodeMirror-cursors {
  visibility: hidden;
  position: relative;
  z-index: 3;
}
div.CodeMirror-dragcursors {
  visibility: visible;
}

.CodeMirror-focused div.CodeMirror-cursors {
  visibility: visible;
}

.CodeMirror-selected { background: #d9d9d9; }
.CodeMirror-focused .CodeMirror-selected { background: #d7d4f0; }
.CodeMirror-crosshair { cursor: crosshair; }
.CodeMirror-line::selection, .CodeMirror-line > span::selection, .CodeMirror-line > span > span::selection { background: #d7d4f0; }
.CodeMirror-line::-moz-selection, .CodeMirror-line > span::-moz-selection, .CodeMirror-line > span > span::-moz-selection { background: #d7d4f0; }

.cm-searching {
  background-color: #ffa;
  background-color: rgba(255, 255, 0, .4);
}

/* Used to force a border model for a node */
.cm-force-border { padding-right: .1px; }

@media print {
  /* Hide the cursor when printing */
  .CodeMirror div.CodeMirror-cursors {
    visibility: hidden;
  }
}

/* See issue #2901 */
.cm-tab-wrap-hack:after { content: ''; }

/* Help users use markselection to safely style text background */
span.CodeMirror-selectedtext { background: none; }

/* Based on https://github.com/dempfi/ayu */

.cm-s-ayu-mirage.CodeMirror { background: #1f2430; color: #cbccc6; }
.cm-s-ayu-mirage div.CodeMirror-selected { background: #34455a; }
.cm-s-ayu-mirage .CodeMirror-line::selection, .cm-s-ayu-mirage .CodeMirror-line > span::selection, .cm-s-ayu-mirage .CodeMirror-line > span > span::selection { background: #34455a; }
.cm-s-ayu-mirage .CodeMirror-line::-moz-selection, .cm-s-ayu-mirage .CodeMirror-line > span::-moz-selection, .cm-s-ayu-mirage .CodeMirror-line > span > span::-moz-selection { background: rgba(25, 30, 42, 99); }
.cm-s-ayu-mirage .CodeMirror-gutters { background: #1f2430; border-right: 0px; }
.cm-s-ayu-mirage .CodeMirror-guttermarker { color: white; }
.cm-s-ayu-mirage .CodeMirror-guttermarker-subtle { color:  rgba(112, 122, 140, 66); }
.cm-s-ayu-mirage .CodeMirror-linenumber { color: rgba(61, 66, 77, 99); }
.cm-s-ayu-mirage .CodeMirror-cursor { border-left: 1px solid #ffcc66;  }
.cm-s-ayu-mirage.cm-fat-cursor .CodeMirror-cursor {background-color: #a2a8a175 !important;}
.cm-s-ayu-mirage .cm-animate-fat-cursor { background-color: #a2a8a175 !important; }

.cm-s-ayu-mirage span.cm-comment { color: #5c6773; font-style:italic; }
.cm-s-ayu-mirage span.cm-atom { color: #ae81ff; }
.cm-s-ayu-mirage span.cm-number { color: #ffcc66; }

.cm-s-ayu-mirage span.cm-comment.cm-attribute { color: #ffd580; }
.cm-s-ayu-mirage span.cm-comment.cm-def { color: #d4bfff; }
.cm-s-ayu-mirage span.cm-comment.cm-tag { color: #5ccfe6; }
.cm-s-ayu-mirage span.cm-comment.cm-type { color: #5998a6; }

.cm-s-ayu-mirage span.cm-property { color: #f29e74; }
.cm-s-ayu-mirage span.cm-attribute { color: #ffd580; }  
.cm-s-ayu-mirage span.cm-keyword { color: #ffa759; } 
.cm-s-ayu-mirage span.cm-builtin { color: #ffcc66; }
.cm-s-ayu-mirage span.cm-string { color: #bae67e; }

.cm-s-ayu-mirage span.cm-variable { color: #cbccc6; }
.cm-s-ayu-mirage span.cm-variable-2 { color: #f28779; }
.cm-s-ayu-mirage span.cm-variable-3 { color: #5ccfe6; }
.cm-s-ayu-mirage span.cm-type { color: #ffa759; }
.cm-s-ayu-mirage span.cm-def { color: #ffd580; }
.cm-s-ayu-mirage span.cm-bracket { color: rgba(92, 207, 230, 80); }
.cm-s-ayu-mirage span.cm-tag { color: #5ccfe6; }
.cm-s-ayu-mirage span.cm-header { color: #bae67e; }
.cm-s-ayu-mirage span.cm-link { color: #5ccfe6; }
.cm-s-ayu-mirage span.cm-error { color: #ff3333; } 

.cm-s-ayu-mirage .CodeMirror-activeline-background { background: #191e2a; }
.cm-s-ayu-mirage .CodeMirror-matchingbracket {
  text-decoration: underline;
  color: white !important;
}

@font-face{font-family:KaTeX_AMS;src:url(fonts/KaTeX_AMS-Regular..woff2) format("woff2"),url(fonts/KaTeX_AMS-Regular..woff) format("woff"),url(fonts/KaTeX_AMS-Regular..ttf) format("truetype");font-weight:400;font-style:normal}@font-face{font-family:KaTeX_Caligraphic;src:url(fonts/KaTeX_Caligraphic-Bold..woff2) format("woff2"),url(fonts/KaTeX_Caligraphic-Bold..woff) format("woff"),url(fonts/KaTeX_Caligraphic-Bold..ttf) format("truetype");font-weight:700;font-style:normal}@font-face{font-family:KaTeX_Caligraphic;src:url(fonts/KaTeX_Caligraphic-Regular..woff2) format("woff2"),url(fonts/KaTeX_Caligraphic-Regular..woff) format("woff"),url(fonts/KaTeX_Caligraphic-Regular..ttf) format("truetype");font-weight:400;font-style:normal}@font-face{font-family:KaTeX_Fraktur;src:url(fonts/KaTeX_Fraktur-Bold..woff2) format("woff2"),url(fonts/KaTeX_Fraktur-Bold..woff) format("woff"),url(fonts/KaTeX_Fraktur-Bold..ttf) format("truetype");font-weight:700;font-style:normal}@font-face{font-family:KaTeX_Fraktur;src:url(fonts/KaTeX_Fraktur-Regular..woff2) format("woff2"),url(fonts/KaTeX_Fraktur-Regular..woff) format("woff"),url(fonts/KaTeX_Fraktur-Regular..ttf) format("truetype");font-weight:400;font-style:normal}@font-face{font-family:KaTeX_Main;src:url(fonts/KaTeX_Main-Bold..woff2) format("woff2"),url(fonts/KaTeX_Main-Bold..woff) format("woff"),url(fonts/KaTeX_Main-Bold..ttf) format("truetype");font-weight:700;font-style:normal}@font-face{font-family:KaTeX_Main;src:url(fonts/KaTeX_Main-BoldItalic..woff2) format("woff2"),url(fonts/KaTeX_Main-BoldItalic..woff) format("woff"),url(fonts/KaTeX_Main-BoldItalic..ttf) format("truetype");font-weight:700;font-style:italic}@font-face{font-family:KaTeX_Main;src:url(fonts/KaTeX_Main-Italic..woff2) format("woff2"),url(fonts/KaTeX_Main-Italic..woff) format("woff"),url(fonts/KaTeX_Main-Italic..ttf) format("truetype");font-weight:400;font-style:italic}@font-face{font-family:KaTeX_Main;src:url(fonts/KaTeX_Main-Regular..woff2) format("woff2"),url(fonts/KaTeX_Main-Regular..woff) format("woff"),url(fonts/KaTeX_Main-Regular..ttf) format("truetype");font-weight:400;font-style:normal}@font-face{font-family:KaTeX_Math;src:url(fonts/KaTeX_Math-BoldItalic..woff2) format("woff2"),url(fonts/KaTeX_Math-BoldItalic..woff) format("woff"),url(fonts/KaTeX_Math-BoldItalic..ttf) format("truetype");font-weight:700;font-style:italic}@font-face{font-family:KaTeX_Math;src:url(fonts/KaTeX_Math-Italic..woff2) format("woff2"),url(fonts/KaTeX_Math-Italic..woff) format("woff"),url(fonts/KaTeX_Math-Italic..ttf) format("truetype");font-weight:400;font-style:italic}@font-face{font-family:"KaTeX_SansSerif";src:url(fonts/KaTeX_SansSerif-Bold..woff2) format("woff2"),url(fonts/KaTeX_SansSerif-Bold..woff) format("woff"),url(fonts/KaTeX_SansSerif-Bold..ttf) 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