.vid-container iframe {
  height: 40vh;
  width: 90vw;  

}

.vid-container {
  display: flex;
  position: relative;
  justify-content: center;
  align-items: center;
  opacity: 1;
  transition: 0.3s;
  z-index: 5;
  border-radius: 10px;
}

@media only screen and (min-width: 35em) {
  .vid-container iframe {
    height: 80vh;
    width: 80vw;
  }
}