html iframe без границы
<iframe src="myURL" width="300" height="300" frameBorder="0">Browser not compatible.</iframe>
Energetic Elk
<iframe src="myURL" width="300" height="300" frameBorder="0">Browser not compatible.</iframe><iframe src="http://kidcreatorsteam.com" height="90px" width="40px"></iframe>
<!--I made an iframe! Yay! --><iframe src="http://www.codegrepper.com"></iframe><div id="website_Within_Same_Webpage">
<iframe src="https://www.codegrepper.com"
height=200px width=100%>
</iframe>
</div><iframe width="560" height="315" src="https://www.youtube.com/embed/owsfdh4gxyc" frameborder="0" allowfullscreen></iframe><iframe src="yourURL" height="200" width="300"></iframe>