.contain {
  position: relative;
  max-height: 100%;
  z-index: 2;
  font-size: 25px;
  white-space: nowrap;
  margin-right: 200px;
  margin-left: 200px;
  margin-top: 50px;
 display: flex;
  justify-content: center;
  align-items: center;
}

.head {
  position: relative;
  max-height: 100%;
  z-index: 2;
  font-size: 25px;
  white-space: nowrap;
  display: flex;
  justify-content: center;
  align-items: center;
}

body {
    overflow-y: scroll;
    display: flex;
  justify-content: center;
  align-items: center;
}