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

.container{
    width: 100%;
    height: auto;
    background: #9bb8ed;
    display: flex;
    justify-content: center;
    align-items: center;
}
.calculator{
    background: #39578e;
    padding: 20px;
    border-radius: 10px;
    margin: 50px 0;
    box-shadow: -8px -8px 15px rgba(255, 255, 255, 0.2), 5px 5px 15px rgba(0, 0, 0, 0.2);
}
.calculator form input{
    border: 0;
    outline: none;
    width: 60px;
    height: 60px;
    border-radius: 25%;
    box-shadow: -8px -8px 15px rgba(255, 255, 255, 0.2), 5px 5px 15px rgba(255, 255, 255, 0.2);
    background: transparent;
    font-size: 20px;
    color: #fff;
    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;
    border: 2px solid #fff;
    border-radius: 10px;
    padding: 10px;
}
form input.equal{
    width: 145px;
    border-radius: 10px;
}
.judul h1{
    text-align: left;
    margin-bottom: 20px;
    color: #fff;
    font-family: "Long Cang", cursive;
}
footer{
    text-align: center;
    padding: 10px;
    background: #424750;
    color: #fff;
    font-family: 'poppins', sans-serif;
}
footer a.github{
    color: #ff6f61;
    text-decoration: wavy underline;
}