h1 {
  color: #119;
}

body {
  text-align: center;
}

.bigDiv {
  padding-top: 20px;
  border: 1px solid #d8dee2;
  width: 340px;
  height: 480px;
  position: relative;
  margin: 0 auto;
}

button {
  width: 110px;
  height: 43px;
  margin-top: 18px;
  margin-left: 10px;
  margin-right: 23px;
  font-size: 25px;
  border-radius:10px;
  line-height: 38px;
  text-align: center;
  color: #129;
  text-shadow:1px 1px 1px #129;
  border-radius: 5px;
  position: relative;
  overflow: hidden;
  background-color: #EEFFBB;
}

input {
  width: 255px;
  height: auto;
  font-size: 25px;
  margin-left: -13px;
}

p {
  color: #333;
  font-size: 22px;
  margin-left: 33px;
  text-align: left;
  margin-top: 15px;
  margin-bottom: 5px;
}

@media only screen and (max-width: 340px) {
  .bigDiv{
    width: 100%
  }
}