:root {
  --black: black;
  --black-s: rgba(0, 0, 0, 0.308);
  --white: white;
  --primary-c: #ada8b6;
  --primary-s: #876f888a;
  --primary: #4c3b4d;
  --secondary: #a53860;
  --secondary-c: #ffeedb;
}

* {
  padding: 0;
  margin: 0;
}

body {
  background-color: var(--primary-c);
  height: 100vh;
  width: 100%;
  font-family: "Rowdies", cursive;
  color: var(--white);
  font-size: 18px;
  font-weight: 300;
}

button {
  margin: 5px;
  padding: 0;
  border-radius: 15px;
  font-size: 1.5em;
  border: none;
  cursor: pointer;
  background-color: var(--primary-c);
  box-shadow: 5px 5px 10px -3px var(--black-s),
    -5px -5px 15px 3px var(--primary-s);
}

button:active {
  background-color: var(--primary-s);
}

button:focus {
  outline: none;
}

.header {
  background-color: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 1em;
  margin-bottom: 1em;
}

.calculator-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 90vh;
}

.calculator {
  display: grid;
  grid-template-columns: repeat(4, 75px);
  grid-template-rows: 160px repeat(5, 75px);
  background-color: var(--primary);
  padding: 15px;
  border-radius: 32px;
  box-shadow: 15px 10px 0px 5px var(--black-s);
}

.display {
  grid-column: 1 / -1;
  padding: 16px;
  display: flex;
  margin: 10px 10px 20px;
  flex-direction: column;
  align-items: flex-end;
  background-color: var(--black);
  border-radius: 15px;
  text-align: right;
  justify-content: space-between;
  word-break: break-all;
  box-shadow: 0px 0px 0px 5px var(--black-s);
}

.col-2 {
  grid-column: span 2;
}

#entered-value {
  font-size: 1.5em;
}

#result {
  font-size: 2em;
}

.footer-container {
  background-color: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 1em;
  margin-top: 1em;
}

.footer-links {
  list-style: none;
}

.footer-links a {
  color: var(--white);
}