.bd-placeholder-img {
  font-size: 1.125rem;
  text-anchor: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

@media (min-width: 768px) {
  .bd-placeholder-img-lg {
    font-size: 3.5rem;
  }
}

.b-example-divider {
  height: 3rem;
  background-color: rgba(0, 0, 0, .1);
  border: solid rgba(0, 0, 0, .15);
  border-width: 1px 0;
  box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
}

.b-example-vr {
  flex-shrink: 0;
  width: 1.5rem;
  height: 100vh;
}

.bi {
  vertical-align: -.125em;
  fill: currentColor;
}

.nav-scroller {
  position: relative;
  z-index: 2;
  height: 2.75rem;
  overflow-y: hidden;
}

.nav-scroller .nav {
  display: flex;
  flex-wrap: nowrap;
  padding-bottom: 1rem;
  margin-top: -1px;
  overflow-x: auto;
  text-align: center;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

.icon-sm {
  width: 24px;
  vertical-align: middle;
}

@media print {
  .no_print {
    display: none;
  }
}

body {
  background-color: #f8f9fa;
}

.certificate {
  width: 950px;
  margin: 0 auto;
  padding: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  position: relative;
}

.sidebar {
  position: relative;
  height: 100%;
}

.rotated-text {
  transform: rotate(-90deg);
  white-space: nowrap;
  position: absolute;
  top: 50%;
}

.cert_qrcode {
  width: 140px;
}
.cert_logo {
  height: 120px;
}

.cert_ass1,
.cert_ass2 {
  height: 100px;
}