body {
    background-color: rgb(0, 0, 0);
}

.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    margin-top: 10px;
}

#demo {
    text-align: center;
    font-size: 50px;
    color: white;
    font-family: "Exo 2", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
    margin-top: 15px;
}

.werctrack {
  display: flex;
  justify-content: center;
  padding-top: 15px;
}


#wrap {
  position: relative;
  margin-left: auto;
  margin-right: auto;
  padding-top: 165px;
  overflow: hidden;
  width: 85%;
}

#wrap iframe {
  position: absolute;
  top: 0;
  left:0;
  width: 100%;
  height: 100%;
}