o que é iframe html
<div id="website_Within_Same_Webpage">
<iframe src="https://www.codegrepper.com"
height=200px width=100%>
</iframe>
</div>
Code_Breaker
<div id="website_Within_Same_Webpage">
<iframe src="https://www.codegrepper.com"
height=200px width=100%>
</iframe>
</div>
<iframe src="yourURL" height="200" width="300"></iframe>
<iframe src="www.reseliva.com/booknow/apartmanistanbul/" frameborder="0" style="overflow:hidden;overflow-x:hidden;overflow-y:hidden;min-height:1500px;background-color:#fff;width:100%;position:relative;top:0px;left:0px;right:0px;bottom:20px"></iframe>
<iframe src="www.reseliva.com/booknow/apartmanistanbul/" frameborder="0" style="overflow:hidden;overflow-x:hidden;overflow-y:hidden;min-height:1500px;background-color:#fff;width:100%;position:relative;top:0px;left:0px;right:0px;bottom:20px"></iframe>