html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  background-color: #dff;
}

.whatwedo {
  width: 100%;
  background-color: #222;
  overflow: hidden;
  height: 20vh;
  margin-bottom: 10px;
  text-align: center;
}

.whatwedo p {
  color: #fff;
  font-size: 25px;
  font-family: cursive;
}

main {
  width: 70%;
  background-color: #777;
  margin: auto;
  padding: 20px;
  text-align: center;
  height: 70vh;
  border-radius: 5px;
}

.convert {
  margin-top: 5px;
}

.convert #moneyInput {
  text-align: center;
  font-size: 20px;
  padding: 5px;
  height: 20px;
  border: none;
  border-radius: 7px;
}

.convert select {
  height: 30px;
  width: 300px;
  font-size: 20px;
  margin: 20px;
  border: none;
  border-radius: 7px;
}

.convert p {
  font-size: 25px;
  color: #fff;
  font-family: monospace;
}

.convert span {
  font-size: 30px;
  color: red;
}

button {
  width: 100px;
  height: 50px;
  border: none;
  border-radius: 5px;
  font-size: 25px;
  font-family: cursive;
}

@media screen and (max-width: 1058px) {
  span {
    display: none;
  }
  .whatwedo p {
    font-size: 30px;
    padding: 2px;
  }
  .submit {
    margin-top: -20px;
    background-color: green;
  }
}

@media screen and (min-width: 270px) and (max-width: 980px) {
  main {
    height: 95vh;
    width: 90%;
  }
  .whatwedo p {
    font-size: 20px;
    padding: 2px;
  }
  #curr1, #curr2 {
    width: 250px;
  }
  .submit {
    margin-top: -20px;
    background-color: green;
  }
}