body{
    display: flex;
    justify-content: center;
    align-items: center;
padding-top: 50px;



}


.calculator{
    
    height: 650px;
    width: 390px;
border: 2px solid;
border-radius: 30px;
background-color: black;

padding-bottom: 30px;

display: flex;
flex-direction: column;
align-items: center;
justify-content: end;



}

.calculator-display{
display: flex;
flex-direction: row-reverse;

}
.calculator-buttons button{
    border-radius: 50%;
    width: 70px;
    height: 70px;
border: 0px;
color: rgb(255, 255, 255);
font-size: 25px;
font-weight: bold;
}
   input::placeholder{
    color: white;
   } 

    .operator{
        background-color: orange;

    }
    .equal{
        background-color: orange;
    }
    .clear{
        background-color: rgb(255, 0, 47);
    }
    .back{
        background-color:grey;
    }

    .calculator-buttons{

        display: grid;
        grid-template-columns:auto auto auto auto;
        gap: 20px;
    }

    .calculator-buttons button:hover{
    color: black;
    border: 2px solid rgba(255, 255, 255, 0.551);
}
button{
    background-color: rgb(49, 47, 47);
     box-shadow: inset 0px 0px 8px rgba(0, 0, 0, 0.651);
}