*::after,
*::before {
  padding: 0;
  margin: 0;
}
html,
body {
  margin: 0;
  padding: 0;
}
.row {
  background: url(../img/intro.png) no-repeat right center;
  background-size: cover;
  padding: 0;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}
iframe {
  position: relative;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  border: 0px;
  width: 371px;
  height: 650px;
  border-radius: 11px;
}
.phone {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  display: block;
  width: 370px;
  height: 650px;
  border: 7px solid #333;
  float: left;
  border-radius: 20px;
}