.myvideo{
  width: 80%;
  margin-left: 10%;
  float: left;
}

.previewcontainer{
  margin-left: 10%;
  width: 80%;
  margin-right: 10%;
}

.videopreview{
  height: 300px;
  width: 30%;
  float: left;
  margin: 1%;
  background-color: #7F7F7F;
  cursor: pointer;
}
.previewtitle{
  height: 10%;
}
.previewpic{
  height: 90%;
}

.hideit{
  display: none;
}

.closebutton{
  height: 15px;
  background-color: #FF0000;
}