body{
  background-color: #111;
}
canvas{
  position: absolute;
  background: #111;
  height: 100%;
  width: 100%;
  left: 0;
  top: 0;
}
.height{
  height: 100vh;
}
.margin-top{
  margin-top: 20px;
}
.bg{
  background: linear-gradient(to bottom, black, transparent);
  position: relative;
  z-index:99;
}
.img{
  position: relative;
  z-index:99;
  width: 30%;
}
.inputInvisivel{
  display: none;
}
#btnSession{
  color: white!important;
}