@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;500&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}
body{
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color:  #ffffff;
}
.container{
    height: 550px;
    border: 1px solid #717377;
    padding: 20px;
    border-radius: 16px;
    background:transparent;
    box-shadow: 0px 3px 15px rgb(113,115,119,0.5);
    background-color: rgb(54, 54, 54);
}

input{
    width: 320px;
    border: none;
    padding: 24px;
    margin: 10px;
    background: transparent;
    box-shadow: 0px 3px 15px rgb(84,84,84,0.1);
    font-size: 40px;
    text-align: right;
    cursor: pointer;
    color: #ffffff;
    border-radius: 20px;
}
input::placeholder{
    color: #ffffff;
}

button{
    border: none;
    width: 60px;
    height: 60px;
    margin: 10px;
    border-radius: 50%;
    background: transparent;
    color: #ffffff;
    font-size: 20px;
    cursor: pointer;
    box-shadow: -8px -8px 15px rgb(255,255,255,0.05);
}
.operator-btn{
    color: red;
}
.equals-btn{
    background-color: orange;

}