@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Poppins", sans-serif;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(45deg, #3a3a3a, #3a4452);
}

.calculator {
    border: 1px solid #717377;
    width: 340px;
    height: 500px;
    padding: 20px;
    border-radius: 16px;
    background: transparent;
    box-shadow: 0px 3px 15px rgba(113, 115, 119, 0.5);
}

.calculator input {
    width: 90%;
    padding: 20px;
    margin: 10px;
    background: transparent;
    border: none;
    box-shadow: 0px 3px 15px rgba(84, 84, 84, 0.1);
    font-size: 32px;
    text-align: right;
    color: #ffffff;

}

input::placeholder {
    color: #ffffff;
}

button {
    border: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin: 4px;
    background: transparent;
    color: #ffffff;
    box-shadow: -8px -8px 12px -8px rgba(255, 255, 255, 0.1);
    cursor: pointer;
    font-size: 20px;

}

.equalBtn {
    background: #fb7c14;
}

.operator {
    color: #6dee0a;
}