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

.container{
    width:100%;
    height: 80vh;

    display: flex;
    align-items: center;
    justify-content: center;
    
   
}
.calculator{
  background: #3a4452;
  padding: 20px;
  margin-top: 15%;
  border-radius: 10px;

}
.calculator form input{
    width: 60px;
    height: 45px;
    border-radius: 10px;
    box-shadow: -8px -8px 15px rgba(255,255,255,0.1),5px 5px 15px rgba(0,0,0,0.2);
    background:transparent;
    font-size: 20px;
    color: beige;
    cursor: pointer;
    margin: 10px;
}

 form .display{
    display: flex;
    justify-content: flex-end;
    margin: 20px 0;
}

form .display input{
      text-align: right;
      flex: 1;
      font-size: 45px;
      box-shadow:none;
}
form input .equal{
    width: 145px;
    }