body {
  font-family: Helvetica, Arial, "Lucida Grande", "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
  font-size: 15px;
  color: #555;
  background-color: #f9f9f9;
  padding-top: 50px;
}

h1, .h1,
h2, .h2,
h3, .h3,
h4, .h4,
h5, .h5,
h6, .h6, {
  margin-top: 0;
  font-family: Helvetica, Arial, "Lucida Grande", "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
  font-weight: normal;
  color: #333;
}

a:focus {
    text-decoration: none;
}

.logo {
  max-height: 20px;
}

.content {
  padding-top: 25px;
  padding-bottom: 30px;
  background-color: #fff;
}

.navbar-inverse .navbar-brand {
    color: #fff;
}

.navbar-brand > img {
  margin-right: 8px;
  display: inline-block;
}

.collapse.in {
    margin-bottom: 8px;
}

.jumbotron {
  font-family: Helvetica, Arial, "Lucida Grande", sans-serif;
  text-align: center;
  background-color: #222;
  color: #fff;
  margin-bottom: 0px;
}

.jumbotron h1{
  font-size: 48px;
}

.jumbotron h3 {
  color: #fff;
}

.jumbotron h4 {
  color: #fff;
  font-size: 18px;
}

.jumbotron p {
  font-family: Helvetica, Arial, "Lucida Grande", sans-serif;
  color: #ddd;
  font-size: 14px;
}

.vertical-align {
    display: flex;
    align-items: center;
}

.jumbotron p > a, .jumbotron h4 > a {
  color: #FDD04B;
  font-weight: 500;
}

.vcenter {
    display: inline-block;
    vertical-align: middle;
    float: none;
}

.blog-footer {
  padding: 20px 0;
  color: #999;
  text-align: center;
  background-color: #f9f9f9;
  border-top: 1px solid #e5e5e5;
}

.blog-footer p:last-child {
  margin-bottom: 0;
}

#purchase-btn-group img {
  cursor: pointer;
}

sup {
  top: -1em;
}

.badge {
  background-color: #FDD04B;
  border-radius: 4px;
}

.badge a {
  color: black;
}

.flex-row {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

#purchase-btn-group {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  column-gap: 6px;
}

.popover-title {
  color: black !important;
}

.preload {
    position: absolute;
    visibility: hidden;
}

code {
  overflow-wrap: break-word;
}

.gold {
  color: #FDD04B !important;
}

#buy-now {
  border: 1.2px solid #ddd;
  background-color: transparent;
  padding: 2px 6px;
  margin-bottom: 6px;
}

#buy-now:focus, #buy-now:hover {
  background-color: #666 !important;
}

#buy-now:active {
  background-color: #888 !important;
}