/* linear-gradient(45deg, #0a0a0a, #3a4452); */

body{
    background: linear-gradient(45deg, #0a0a0a, #3a4452);
}
#display{
    width: 370px;
    height: 540px;
    border: 1px solid rgb(213, 209, 209);
    border-radius: 4px;
    text-align: center;
    margin: 55px;
    margin-left: 33%;
}
#show{
    width: 300px;
    height: 40px;
    border: none;
    outline: none;
    background-color: transparent;
    color: white;
    margin: 22px;
    margin-top: 25px;
    text-align: right;
    font-size: 40px;
}
::placeholder{
    color: white;
}
#sym{
    color: rgb(4, 218, 4);
}
#equal{
    background-color: rgb(255, 157, 0);
}

.btn{
    width: 60px;
    height: 60px;
    background-color: transparent;
    color: white;
    border-radius: 50%;
    border: none;
    outline: none;
    font-size: 22px;
    margin: 10px;
    box-shadow: -4px -4px 10px rgba(201, 201, 201, 0.363);
}