https://images2.imgbox.com/01/33/yLPY3ajX_o.jpg

[html]<style>[style*="--aspect-ratio"] > :first-child {
  width: 100%;
}
[style*="--aspect-ratio"] > img { 
  height: auto;
}
@supports (--custom:property) {
  [style*="--aspect-ratio"] {
    position: relative;
  }
  [style*="--aspect-ratio"]::before {
    content: "";
    display: block;
    padding-bottom: calc(100% / (var(--aspect-ratio)));
  } 
  [style*="--aspect-ratio"] > :first-child {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
  } 
}</style><center><div style="--aspect-ratio: 16/9;"><iframe src="https://drive.google.com/file/d/1X9pLTpfGXbeBiIJ80e-wZDtEzDrfpq3I/preview" width="640" height="480"></iframe></div></center><br>
<center><iframe src="https://drive.google.com/file/d/1dsxNUEoBdJQ63P1AcplE6_YOg7u02TMx/preview" width="450" height="80"></iframe></center>[/html]

СКАЧАТЬ --->http://forumstatic.ru/files/001a/83/b3/20536.gif<--- СКАЧАТЬ