@charset "UTF-8";


body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: rgb(32, 32, 32);
}

h1 {
    color: white;
    margin-bottom: 0px;
}

p {
    color: white;
    font-size: 20px;
    font-weight: 600;
}

.calculator {
    background-color: rgb(32, 32, 32);
    width: 300px;
    border-radius: 20px;
    padding: 20px;
}

#display {
    width: 100%;
    box-sizing: border-box;
    height: 60px;
    border: none;
    border-radius: 6px;
    background-color: rgb(32, 32, 32);
    text-align: right;
    font-size: 28px;
    color: white;
    margin-bottom: 20px ;
}

.box-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr 1fr 1fr;
    gap: 10px;
}

button{
    border: none;
    height: 60px;
    border-radius: 6px;
    font-size: 1.3em;
}

button:hover {
    cursor: pointer;
    background-color: rgb(194, 194, 194);
    transition: 0.5s;
}

.btn-zero {
    grid-column: 1 / 3;
}

.btn-result {
    grid-row: 4 / 6;
    height: 100%;
    grid-column: 4;
}