body {
  font-family: helvetica, arial, sans-serif;
  margin: 0;
  padding: 0;
  width: 100%;
  text-align: center;
  background-color: #dbe3e5;
  background-image: url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2392aca0' fill-opacity='0.4'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.main {
  display:flex;
  width: 100%;
  justify-content: space-evenly;
}

textarea {
  width: 40vw;
  height: 50vh;
  background-color: #ffffffbb;
  font-size: 1.5em;
  border: none;
  padding: 4px;
}

button {
  height: 50px;
  align-self: center;
  font-size: 3em;
  background: none;
  border: none;
}

@media(max-width: 700px) {
  .main {
    flex-direction: column;
  }

  textarea {
    width: 90vw;
  }
}