* {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    box-sizing: border-box;
}

body {
    height: 100vh;
    width: 100%;
    background: linear-gradient(120deg, #22222e, #41414d);
    display: flex;
    justify-content: center;
    align-items: center;
}

.calculator {
    height: 500px;
    width: 350px;
    background: #22222e;
    padding: 20px;
    border-radius: 50px;
}

input {
    width: 100%;
    height: 70px;
    text-align: right;
    font-size: 60px;
    font-weight: 500;
    border-radius: 20px;
    border: none;
}

.keys-body {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
    margin-top: 30px;
    margin-bottom: 10px;
}

.keys {
    height: 50px;
    width: 50px;
    font-size: 20px;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border: 2px solid black;
    border-radius: 50%;
    margin: 8px;
}

.equal {
    width: 120px;
    border-radius: 20px;
    background-color: rgb(246, 162, 8);
    font-size: 30px;
}

.AC {
    background-color: rgb(226, 21, 21);
}