.logo-word {
  background-image: url('http://www.hypershelf.org/img/inpho_logo.png');
  background-size: 172px 92px;
  width: 172px;
  height: 92px;
  padding-top: 6px;
  margin-top: 14px;
  margin-bottom: 10px;
  margin-left: -6px;
  display: inline-block;
  text-indent: -3000px;
}
.top {
  text-align: center;
  margin-bottom: 15px; 
}
.top h1 {
  font-size: 59px;
  line-height: 1;
  color: inherit;
  letter-spacing: -1px;
  font-weight: bold;
}
.top {
  margin-bottom: 45px;
}
.vid-container {
  text-align: center;
}

.dropdown-topics {
  left: 50%;
  right: auto;
  text-align: center;
  transform: translate(-50%, 0);
}