#ytvid{
    background-color: #ffffff;
    margin: 0px auto;
    max-width: 960px;
    padding: 30px 30px 0px 30px;
    border-radius: 10px;
}

p{
    font-size: larger;
    margin: 0px auto;
    max-width: 960px;
    padding: 30px 30px 30px 30px;
}

iframe{
    width: 100%;
    min-height: 300px;
    margin: 0px auto;
    border-radius: 10px;
}

@media screen and (min-width: 1300px) {
    #ytvid {
      margin: 0px 10%;
    }
    p{
        margin: 0px 10%;
    }
  }

  @media screen and (max-width: 850px) {
    iframe {
        min-height: 250px;
    }
  }