#maths-output {
  padding-top: 10px;
  font-size: 20px;
}

#maths-input {
  font-family: sans-serif;
  font-size: 15px;
}

#button-deck {
  padding-bottom: 10px;
}
#button-deck > * {
  padding-right: 3px;
  padding-left: 3px;
}

.tex-button {
  cursor: pointer;
}
.tex-button:hover {
  background-color: #e1e1e1;
}