@import url('https://fonts.googleapis.com/css2?family=Baloo+Bhai+2&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Baloo Bhai 2', cursive;
}

.outer-container {
    height: 90vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    padding: 2em 0;
    height: 430px;
    width: 250px;
    box-shadow: 0 0 15px #6B54E2;
    border-radius: 2em;
    position: relative;
    padding-left: 0.2rem;
}

.form {
    display: flex;
    justify-content: center;
    height: 10%;
    margin-bottom: 1.2rem;
}

.form input {
    width: 90%;
    padding: 0.5rem;
    border-radius: 0.3rem;
    text-align: right;
    font-size: 1em;
    font-weight: bold;
    border: 1px solid #6B54E2;
    box-shadow: 2px 2px #6B54E2;
}

.common-row {
    display: flex;
}

.number-box {
    height: 90%;
    display: grid;
}

.common-box {
    color: #fff;
    width: 3rem;
    height: 3rem;
    background: #6B54E2;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 0.4rem;
    font-size: 1.5rem;
}

.common-box:hover {
    cursor: pointer;
}

.equal {
    position: absolute;
    border-radius: 0.5rem;
    right: 0.5rem;
    height: 7rem;
    bottom: 2rem;
}

footer {
    height: 10vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #6B54E2;
    color: #fff;
}

footer a {
    text-decoration: none;
    color: #fff;
}