h1, h2, h3 {
  font-family: 'Raleway', sans-serif;
  font-size: 1.5vw;
  font-weight: 100;
}

.cardBackground {
  background-color: white;
  height: 100%;
  width: 100%;
  position: absolute;
}

.cardContent {
  background-color: white;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
  width: 300px;
  height: 500px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.numberDisplay {
  background: white;
  height: 120px;
  margin-left: 2px;
  padding-top: 20px;
  padding-right: 14.5px;
  border-style: inset;
  border-width: 4px;
  color: black;
  font-weight: normal;
  font-size: 3.5em;
  text-align: right;
  
}

.inputPad {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
 
}

.numberRow {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.numberButton {
  background: #428bca;
  padding: 25px;
  width: 250px;
  height: 75px;
  color: white;
  border-color: white;

  font-weight: bold;
  font-size: 1.15em;
  text-align: center;
}

.functionButton {
  background: #428bca;
  padding: 25px;
  width: 250px;
  height: 75px;
  color: white;
  border-color: white;
  font-weight: bold;
  font-size: 1.15em;
  text-align: center;
}

.inputButton {
  background: #428bca;
  padding: 25px;
  width: 250px;
  height: 75px;
  color: white;
  border-color: white;
  font-weight: bold;
  font-size: 1em;
  text-align: center;
  font-weight: normal;
}

.functionReturn {
  background: #454545;
  padding: 25px;
  width: 250px;
  height: 75px;
  color: white;
  border-color: white;
  font-weight: bold;
  font-size: 1.15em;
  text-align: center;
}

#equal {
  background-color: #f44336;
}

#clear {
  font-size: 1.00em;
}

#ce {
  font-weight: normal;
}

#exp {
  font-weight: normal;
}