.medialinks {
  width: 300px;
  padding: 0px;
  border: 0px;
  float: left;
}

.mediabox {
  padding: 0px;
  border: 0px solid black;
  float: right;
}
iframe{
  height: 500px;
  width: 430px;
  border: 0px solid black;
}
iframe:focus {
  outline: none;
}

iframe[seamless] {
  display: block;
}