*{
    margin: 0;
    padding: 0;
    font-family: Poppins, sans-serif;
    box-sizing: border-box;
}
.container{
    width: 100%;
    height: 100vh;
    background: linear-gradient(120deg, #ff9a9e, #fad0c4, #fbc2eb, #a18cd1);
    display: flex;
    align-items: center;
    justify-content: center;
}
.calculator{
    background: #ff9a9a;
    padding: 25px;
    border-radius: 18px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2), 0 6px 6px rgba(0, 0, 0, 0.15); 
}
.calculator form input{
    border: 0;
    outline: 0;
    width: 60px;
    height: 60px;
    border-radius: 13px;
    background: transparent;
    font-size: 23px;
    color: azure;
    margin: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2), 0 6px 6px rgba(0, 0, 0, 0.15); 
}
form .display{
    display: flex;
    justify-content: flex-end;
    margin: 18px 0;
}
form .display input{
    text-align: right;
    flex: 1;
    font-size: 47px;
    box-shadow: none;
}

form input.equal{
    width: 150px;
}
form input.operator{
    color: aquamarine;
}
body{
    background: linear-gradient(120deg, #ff9a9e, #fad0c4, #fbc2eb, #a18cd1);
}