*{
    margin:0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: black; /*rgba(1, 1, 22, 0.151); */
    height: 100vh;
    display: flex;
    justify-content: center;
    margin: 150px;
}
.container {
    border-radius: 15px;
    height: 600px;
    width: 400px;
    background-color: rgb(4, 1, 20);
}
input {
    width: 100%;
    height: 100px;
    font-size: 50px;
    direction:rtl;
    border-style: none;
    border-radius: 15px;
    background-color: rgb(4, 1, 35);
    color: white;
}
button {
    border-radius: 100%;
    margin: 5px;
    font-size: 25px;
    border-style: none;
    color: white;
    background-color: hsla(240, 6%, 23%, 0.432);
    font-family:monospace;
}
button:active {
    background-color: hsla(240, 6%, 23%, 0.151);
}
.others {
    margin-top: 20px;
    display: grid;
    grid-template-rows: 90px 90px 90px 90px 90px;
    grid-template-columns: 1fr 1fr 1fr 1fr;
}
#toggle {
    background-image: linear-gradient(to right, hsla(240, 6%, 23%, 0.432), white);
}
#operator {
    color: rgba(50, 62, 226, 0.658);
}
#equal {
    background-color: white;
    color: rgba(50, 62, 226, 0.658);
}