body {
  background-color: rgb(172, 172, 166);
  margin: 0px;
  overflow-x: hidden;
}

#page_wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
}

#container {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 1em;
  font-size: larger;
}

.number_input {
  width: 4em;
  padding: 0.5em;
  border: 1px solid;
  font-size: 1em;
}

#result_text {
  font-weight: bold;
}

#numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(4, 4em);
  width: 24em;
  align-self: center;
  gap: 0.5em;
}

#numpad input {
  font-size: x-large;
}

#smiley {
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

#smiley img {
  height: 100%;
  object-fit: cover;
}