styles.scss

* {
  box-sizing: border-box;
  margin: 0; 
  padding: 0;  
}

body {
  background: linear-gradient(#647AAF, #092659);
  width: 100vw;
  height: 100vh; 
  background-repeat: no-repeat;
  background-size: cover;
  display: flex; 
  justify-content: center; 
  align-items: center;  
}
#screenContainer { 
  height: 150px;
  background: linear-gradient(90deg, rgba(2,0,36,0.15) 0%, rgba(9,9,121,0.15) 35%, rgba(0,212,255,0.15) 100%);  
  border: 1px solid black;
  border-radius: 15px; 
  margin-bottom: 10px;
  display: flex;
  flex-direction: column; 
  justify-content: space-between; 
  align-items: flex-end;
  font-size: 40px; 
  font-family: "Courier New";
}
#screenInput, #screenOutput {
  height: 50%; 
  color: white; 
}

#calculator {
  display: flex; 
  flex-direction: column;
  padding: 10px; 
  border: 5px solid black;
  border-radius: 15px;
  background: linear-gradient(#647AAF, #092659);
  width: 30vw; 
  height: 70vh; 
}

#buttons {
  display: grid; 
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(5, 1fr); 
  column-gap: 2px; 
  row-gap: 2px; 
  width: 100%; 
  height: 100%;
  font-family: 'Courier New', Courier, monospace, sans-serif;     
}


.buttons {
  font-size: 40px;  
  box-shadow: inset 0px 1px 0px 0px #bbdaf7;
	background: rgb(2,0,36); 
	border-radius: 6px;
  color: white; 
  font-family: 'Courier New', Courier, monospace, sans-serif;
}

.specialButtons {
  font-size: 40px; 
  font-family: 'Courier New', Courier, monospace, sans-serif; 
  box-shadow: inset 0px 1px 0px 0px #bbdaf7;
	background: rgb(2,0,36); 
	border-radius: 6px;
  color: #B22222; 
}

.buttons:hover {
  cursor: pointer; 
  opacity: 70%;
  transform: scale(1.1, 1.1);    
}


#ac {
  grid-column: 1 / 2; 
}

#delete {
  grid-column: 3 / 4;
  grid-row: 1 / span 1;   
}

#multiply {
  grid-column: 4 / span 1; 
  grid-row: 2 / span 1; 
}

#divide {
  grid-column: 4 / span 1; 
  grid-row: 3 / span 1; 
}

#subtract {
  grid-column: 4 / span 1; 
  grid-row: 4 / span 1; 
}

#equals {
  grid-column: 3 / span 2; 
  grid-row: 5 / span 1; 
  background-color: #006400;
  color: white; 
}

#decimalPoint {
  grid-column: 1 / span 1; 
  grid-row: 5 / 5; 
}
#zero {
  grid-column-start: 2;
  grid-row-start:5; 
}
// For use with button as part of pressing down animation.  

.pressed {
  transform: matrix(0.95, 0, 0, 0.95, 0, 0);
}
  // Media Query for responsiveness

  @media screen and (max-width: 1200px) {
    #calculator {
      display: flex; 
      flex-direction: column;
      padding: 10px; 
      width: 90vw; 
      height: 90vh; 
    }
  }