body {
  max-width:99vw;
}
.container-fluid {
  margin-top:-19px;
  margin-left:-15px;
  padding-right:30px;
}
.container-fluid .course_picture {
  height:100%;
  width:100%;
}
.container-fluid .btn-primary {
  float:right;
  margin-top:-48px;
}
.container-fluid .btn-danger {
  float:right;
  margin-top:-48px;
}
hr {
  margin-top:unset !important;
  margin-bottom:20px;
  border:0;
  border-top:1px solid black;
}
#Quizname {
  font-size:16px;
  padding-left:16px;
}
/* Sidebar */
.cd-nav-item.cd-nav-dropdown {
  width:280px;
  background-color:#f0f0f0;
  position:fixed;
  overflow-y:auto;
  overflow-x:hidden;
  height:auto;
  bottom:0;
  left:0;
  top:50px;
  padding:20px 0 0;
  z-index:1;
  border-right:1px solid #c8d2dc;
}
.cd-nav-item {
  -ms-flex:1;
  flex:1;
}
/* .cd-sidebar-nav .cd-nav-item {
  display:-ms-flexbox;
  display:flex;
  -ms-flex-align:center;
  align-items:center;
  height:48px;
  font-family:barlow,sans-serif;
  font-size:18px;
  font-weight:400;
  line-height:22px;
  color:#3c4b64;
  text-decoration:none;
}
*/
.cd-sidebar-nav .cd-nav-dropdown-items {
  margin:0;
  overflow-y:hidden;
  list-style:none;
  transition:max-height .25s ease-in-out;
}
#sidebar >.cd-sidebar-nav a {
  display:block;
  color:black;
  padding:16px;
  text-decoration:none;
}
#sidebar >.cd-sidebar-nav a.active {
  background-color:#4CAF50;
  color:white;
}
#sidebar >.cd-sidebar-nav a:hover:not(.active) {
  background-color:#555;
  color:white;
}
.chapter {
  left:280px;
  height:auto;
  position:absolute;
  background:#fff;
  width:calc(100% - 280px);
  top:65px;
}
#video {
  text-align:center;
}
.subchapter {
  left:280px;
  height:auto;
  position:absolute;
  background:#fff;
  width:calc(100% - 280px);
  top:65px;
}
.course {
  left:294px;
  height:auto;
  position:absolute;
  background:#fff;
  width:calc(100% - 294px);
  top:65px;
}
#title {
  /*left:20px;
  */
    position:absolute;
  width:calc(100% - 20px);
}
.previous {
  background-color:#f1f1f1;
  color:black;
}
.next {
  background-color:#4CAF50;
  color:white;
}
#nextprev a {
  text-decoration:none;
  display:inline-block;
  padding:8px 16px;
}
#nextprev a:hover {
  background-color:#ddd;
  color:black;
}
#nextprev {
  text-align:center;
}
#w2-warning-0 {
  height:100px;
}
iframe {
  width:90%;
  height:500px;
}
#w2-warning-0 {
  height:auto;
  position:relative;
  width:calc(100% - 280px);
  float:right;
  z-index:1;
}
#btnNav {
  position:fixed;
  top:10px;
  left:13px;
  z-index:1031;
  height:var(--header-height);
  background:#022C46;
  color:#fff;
  display:flex;
  outline:none;
  border:none;
}
.sidebar .mobile {
  transform:translateX(0);
}
#w2-success-0 {
  height:auto;
  position:relative;
  width:calc(100% - 280px);
  float:right;
  z-index:1;
}
@media(max-width:848px) {
  .cd-nav-item.cd-nav-dropdown {
  width:280px;
  background-color:#f0f0f0;
  position:fixed;
  overflow-y:auto;
  overflow-x:hidden;
  height:auto;
  bottom:0;
  left:0;
  top:50px;
  padding:20px 0 0;
  z-index:2;
  border-right:1px solid #c8d2dc;
  transform:translateX(-280px);
  transition:transform 0.3s;
}
.nav--open .cd-nav-item {
  transform:translateX(0px);
}
.nav__overlay {
  position:fixed;
  top:0;
  left:0;
  width:100vw;
  height:100vh;
  background:rgba(0,0,0,0.5);
  backdrop-filter:blur(2px);
  visibility:hidden;
  opacity:0;
  transition:opacity 0.3s;
}
.nav--open .nav__overlay {
  visibility:visible;
  opacity:1;
}
.chapter {
  left:0;
  width:97%;
  position:inherit !important;
  /*margin-left:10px;
  */
}
#title {
  left:0;
  position:inherit !important;
  width:100%;
}
.subchapter {
  left:0;
  width:97%;
  position:inherit !important;
  /*margin-left:10px;
  */
}
p > img {
  width:97% !important;
}
#chapter-description {
  width:99%;
}
iframe {
  width:70%;
  height:70%;
}
.course {
  left:0;
  width:97%;
  position:inherit !important;
  margin-left:15px;
}
.navbar-brand > img {
  margin-left:70px;
}
.container-fluid {
  margin-left:0px;
  padding-right:15px;
}
}.navbar-nav > li > a {
  color:#ffffff !important;
  text-decoration:none;
}
.btn-link {
  color:#ffffff !important;
}
.navbar-nav > li > a:hover:not(.active) {
  background-color:#555;
}
.navbar-toggle {
  position:relative;
  float:right;
  padding:9px 10px;
  margin-right:15px;
  margin-top:8px;
  margin-bottom:-12px !important;
  background-color:transparent;
  color:#fff;
  background-image:none;
  border:1px solid transparent;
  border-radius:4px;
}
#chapter-name {
  display:flex;
}
#subchapter-name {
  display:flex;
}
#readed {
  margin-top:18px;
}