html {
  min-height: 100%;
}

* {
  text-align: center;
  padding: 0;
  margin: 0;
}

body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: antiquewhite;
}

h1 {
  font-size: 5vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  padding-top: 10vh;
  margin-bottom: 5vh;
}

.OuterBody {
  margin: 5vh;
  max-width: 330px;
  max-height: 490px;
  min-width: 330px;
  min-height: 490px;
  border: 2px solid black;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: black;
  border-radius: 12px;
}

.screen {
  max-height: 80px;
  min-height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.screen h2 {
  background-color: gray;
  margin: 5px;
  border: 2px solid black;
  min-height: 65px;
  min-width: 300px;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  font-size: 50px;
  padding-right: 10px;
}

.dels button {
  min-height: 80px;
  min-width: 160px;
}

.btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

button {
  padding: 0;
  margin: 0;
  background-color: gray;
}

.btn {
  min-height: 80px;
  min-width: 80px;
}