.question-container {
    display: none;
}
.question-container.active {
    display: block;
}
.question {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

.question-h2 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
}

.question-subtitlu {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 20px;
}

.response {
    margin-bottom: 20px;
}
.btn-primary {
    background-color: #5a67d8;
    border-color: #5a67d8;
}
.progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
    position: relative;
}
.progress-steps .line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: #ddd;
    z-index: 1;
}
.progress-steps .step {
    width: 30px;
    height: 30px;
    background-color: #ddd;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    cursor: pointer;
    position: relative;
}
.progress-steps .step.complete {
    background-color: #28a745;
    color: white;
}
.progress-steps .step.not-started {
    background-color: grey;
    color: white;
}
.progress-steps .step.partial {
    background-color: #dc3545;
    color: white;
}
.step-indicator {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}


.invalid-field {
    background-color: #ffdddd !important; /* Light red background */
    border: 1px solid red !important; /* Optional: red border for emphasis */
}


/* Timeline */
.timeline,
.timeline-horizontal {
  list-style: none;
  padding: 20px;
  position: relative;
}
.timeline:before {
  top: 40px;
  bottom: 0;
  position: absolute;
  content: " ";
  width: 3px;
  background-color: #eeeeee;
  left: 50%;
  margin-left: -1.5px;
}
.timeline .timeline-item {
  margin-bottom: 20px;
  position: relative;
}
.timeline .timeline-item:before,
.timeline .timeline-item:after {
  content: "";
  display: table;
}
.timeline .timeline-item:after {
  clear: both;
}
.timeline .timeline-item .timeline-badge {
    background-color: rgb(41, 202, 142); !important;
  color: #fff;
  width: 54px;
  height: 54px;
  line-height: 52px;
  font-size: 22px;
  text-align: center;
  position: absolute;
  top: 18px;
  left: 50%;
  margin-left: -25px;
  border: 3px solid #ffffff;
  z-index: 100;
  border-top-right-radius: 50%;
  border-top-left-radius: 50%;
  border-bottom-right-radius: 50%;
  border-bottom-left-radius: 50%;
}
.timeline .timeline-item .timeline-badge i,
.timeline .timeline-item .timeline-badge .fa,
.timeline .timeline-item .timeline-badge .glyphicon {
  top: 2px;
  left: 0px;
}
.timeline .timeline-item .timeline-badge.primary {
  background-color: #1f9eba;
}
.timeline .timeline-item .timeline-badge.info {
  background-color: #5bc0de;
}
.timeline .timeline-item .timeline-badge.success {
  background-color: #59ba1f;
}
.timeline .timeline-item .timeline-badge.warning {
  background-color: #d1bd10;
}
.timeline .timeline-item .timeline-badge.danger {
  background-color: #ba1f1f;
}
.timeline .timeline-item .timeline-panel {
  position: relative;
  width: 46%;
  float: left;
  right: 16px;
  border: 1px solid #c0c0c0;
  background: #ffffff;
  border-radius: 2px;
  padding: 20px;
  -webkit-box-shadow: 0 1px 6px rgba(0, 0, 0, 0.175);
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.175);
}
.timeline .timeline-item .timeline-panel:before {
  position: absolute;
  top: 26px;
  right: -16px;
  display: inline-block;
  border-top: 16px solid transparent;
  border-left: 16px solid #c0c0c0;
  border-right: 0 solid #c0c0c0;
  border-bottom: 16px solid transparent;
  content: " ";
}
.timeline .timeline-item .timeline-panel .timeline-title {
  margin-top: 0;
  color: inherit;
}
.timeline .timeline-item .timeline-panel .timeline-body > p,
.timeline .timeline-item .timeline-panel .timeline-body > ul {
  margin-bottom: 0;
}
.timeline .timeline-item .timeline-panel .timeline-body > p + p {
  margin-top: 5px;
}
.timeline .timeline-item:last-child:nth-child(even) {
  float: right;
}
.timeline .timeline-item:nth-child(even) .timeline-panel {
  float: right;
  left: 16px;
}
.timeline .timeline-item:nth-child(even) .timeline-panel:before {
  border-left-width: 0;
  border-right-width: 14px;
  left: -14px;
  right: auto;
}
.timeline-horizontal {
  list-style: none;
  position: relative;
  padding: 20px 0px 20px 0px;
  display: inline-block;
}
.timeline-horizontal:before {
  height: 3px;
  top: auto;
  bottom: 26px;
  left: 56px;
  right: 0;
  width: 100%;
  margin-bottom: 20px;
}
.timeline-horizontal .timeline-item {
  display: table-cell;
  height: 280px;
  width: 20%;
  min-width: 320px;
  float: none !important;
  padding-left: 0px;
  padding-right: 20px;
  margin: 0 auto;
  vertical-align: bottom;
}
.timeline-horizontal .timeline-item .timeline-panel {
  top: auto;
  bottom: 64px;
  display: inline-block;
  float: none !important;
  left: 0 !important;
  right: 0 !important;
  width: 100%;
  margin-bottom: 20px;
}
.timeline-horizontal .timeline-item .timeline-panel:before {
  top: auto;
  bottom: -16px;
  left: 28px !important;
  right: auto;
  border-right: 16px solid transparent !important;
  border-top: 16px solid #c0c0c0 !important;
  border-bottom: 0 solid #c0c0c0 !important;
  border-left: 16px solid transparent !important;
}
.timeline-horizontal .timeline-item:before,
.timeline-horizontal .timeline-item:after {
  display: none;
}
.timeline-horizontal .timeline-item .timeline-badge {
  top: auto;
  bottom: 0px;
  left: 43px;
}

.lesson-list {
    padding-top: 40px !important;
      /*height: 100vh;*/
      overflow-y: auto;
      background-color: #f8f9fa;
      /*padding-top: 15px;*/
      border-left: 1px solid #ddd;
    }
.lesson-title {
      font-size: 1.75em;
      font-weight: bold;
      color: #333;
      margin-bottom: 15px;
      border-bottom: 2px solid #ddd;
      padding-bottom: 5px;
    }
.content-viewer {
    padding: 40px;
  height: 100vh;
  overflow-y: auto;

}
.embed-responsive {
  margin-bottom: 20px;
}
.lesson-description {
  margin-top: 10px;
  font-size: 1.1em;
  color: #555;
    padding-top: 30px;
    padding-bottom: 30px;
}

/* Custom scrollbar styling for lesson list items */

    /* WebKit-based browsers (Chrome, Safari, Edge) */
    .content-viewer::-webkit-scrollbar {
      width: 8px; /* Width of the scrollbar */
    }
    .content-viewer::-webkit-scrollbar-track {
      background: #f1f1f1; /* Track color */
    }
    .content-viewer::-webkit-scrollbar-thumb {
      background-color: grey; /* Scrollbar thumb color */
      border-radius: 10px; /* Round the edges of the scrollbar thumb */
    }
    .content-viewer::-webkit-scrollbar-thumb:hover {
      background-color: rgba(128, 128, 128, 0.78); /* Color on hover */
    }


.btn-green {
    background-color: rgb(41, 202, 142); !important;
}
.btn-hover {
    color: white !important;
}

.btn-hover:hover {
    color: black !important;
}