:root {
  --jumbotron-padding-y: 5rem;
}

.main-jumbotron {
  background: url('../img/jumbotron-bg.jpg');
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  border-radius: 0px;
  width: 100%;
  height: 400px;
  padding-top: var(--jumbotron-padding-y);
  padding-bottom: var(--jumbotron-padding-y);
  margin-top: 50px;
  color: #ffffff;
}

@media (min-width: 768px) {
  .main-jumbotron {
    padding-top: calc(var(--jumbotron-padding-y) * 2);
    padding-bottom: calc(var(--jumbotron-padding-y) * 2);
  }
}

.white-jumbotron {
  border-radius: 0px;
  background-color: #f5f8fa;
  width: 100%;
  padding-top: 100px;
  padding-bottom: 100px;
}

.gray-jumbotron {
  border-radius: 0px;
  background-color: #d4dbe0;
  width: 100%;
  padding-top: 80px;
  padding-bottom: 80px;
}

.jumbotron-text {
  font-size: 18px;
}

.section {
  border-radius: 0px;
  background-color: #f5f8fa;
  width: 100%;
  padding-top: 110px;
  padding-bottom: 110px;
}

.section2 {
  border-radius: 0px;
  background-color: #d4dbe0;
  width: 100%;
  padding-top: 100px;
  padding-bottom: 100px;
} 

.footer {
  margin-top: 50px;
}

.instruction-content {
  position: relative;
  padding: 20px;
  margin: 20px -15px;
  font-size: 15px;
  border: 1px solid #e5e5e5;
  background: #fff;
  overflow-wrap: break-word;
}

.instruction-content img {
  margin-top: 10px;
  margin-bottom: 25px;
}

.video-container {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 5px;
    overflow: hidden;
    background: #000;
}

.video-container video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.highlight {
  background-color: #fff;
  border-color: #d3e0e9;
}

.list-group-item .glyphicon {
  line-height: 1.4;
}
.modal-header .close {
  margin-top: 4px;
}
strong {
  font-weight: bold;
}

/* navbar */
.app-navbar {
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
.app-navbar .btn {
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}
.app-navbar .form-control {
  box-shadow: none;
}
.app-navbar .navbar-brand {
  padding-top: 0rem;
  padding-bottom: 0.3125rem;
}
.app-navbar .navbar-brand img {
  width: 85px;
}
.app-navbar .nav-item .nav-link {
  color: rgba(255, 255, 255, 1.0);
}
.app-navbar .nav-item .nav-link:hover {
  color: rgba(255, 255, 255, 0.75);
}
.app-navbar .nav-item.active .nav-link {
  color: rgba(255, 255, 255, 1.0);
}
.app-navbar .navbar-collapse {
  max-height: inherit;
}
.app-navbar .navbar-collapse:after {
  height: 100vh;
}
.app-navbar .form-control {
  border-color: #1C73A5;
}
.app-navbar .app-notifications {
  margin-left: 1rem;
  padding-bottom: 4px !important;
  padding-top: 4px !important;
}
.app-notifications .icon:before {
  font-size: 20px;
}
@media (min-width: 768px) {
  .app-navbar .navbar-collapse:after {
    height: auto;
  }
}
@media (max-width: 768px) {
  .app-search {
    margin-top: -1px;
  }
}

/* content */
.app-content {
  margin-top: 70px;
}

/* misc */
.app-small-form {
  max-width: 300px;
  margin-top: 200px;
}
.app-large-form {
  max-width: 300px;
  margin-top: 100px;
}
.app-form-heading {
  margin-bottom: 15px;
}
.app-new-msg {
  margin-right: 10px;
}
.app-brand {
  width: 40%;
  display: inline-block;
}
.app-brand img {
  width: 100%;
}