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

body {
    background-color: #eac4d5;
    font-family: sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.calculadora {
    background-color: white;
    box-shadow: 6px 6px 25px -1px rgba(0,0,0,0.39);
    -webkit-box-shadow: 6px 6px 25px -1px rgba(0,0,0,0.39);
    -moz-box-shadow: 6px 6px 25px -1px rgba(0,0,0,0.39);
    border-radius: 25px;
    width: 350px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.calculadora .display {
    background-color: white;
    color: gray;
    box-shadow: 2px 2px 17px -1px rgba(0,0,0,0.39);
    -webkit-box-shadow: 2px 2px 17px -1px rgba(0,0,0,0.39);
    -moz-box-shadow: 2px 2px 17px -1px rgba(0,0,0,0.39);
    height: 100px;
    text-align: right;
    border-radius: 25px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.calculadora .display .valor-anterior {
    font-size: 20px;
    height: 40%;
}

.calculadora .display .valor-actual {
    font-size: 40px;
    height: 60%;
}

.calculadora .teclado {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(4, 60px);
    justify-content: center;
    gap: 20px;
}

.calculadora .teclado button {
    background-color: rgba(241, 240, 240, 0.959);
    box-shadow: 5px 5px 21px 0px rgba(0,0,0,0.12);
    -webkit-box-shadow: 5px 5px 21px 0px rgba(0,0,0,0.12);
    -moz-box-shadow: 5px 5px 21px 0px rgba(0,0,0,0.12);
    font-size: 18px;
    border-radius: 50px;
    cursor: pointer;
    width: 60px;
    height: 60px;
    border: none;
}

.calculadora .teclado .btn-2-filas {
    background-color: #f6c8c7c4;
    grid-column: span 2;
    width: 100%;
}