body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.container  {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 3px solid black;
    height: 520px;
    width: 380px;
    border-radius: 2rem;
    background-color: #2F2F2F;
    box-shadow: 2px 2px 20px black;
}
.ans {
    height: 20%;
    width: 85%;
    border: 5px solid rgb(179, 178, 178);
    border-radius: 0.5rem;
    margin-top: 2rem;
    background-color: #B9E3F6;
}

 #output {
    border: none;
    outline: none;
    background: transparent;
    height: 100%;
    width: 100%;
    font-size: 2.25rem;
    font-weight: 550;
    color: rgb(80, 74, 74);
}
.input {
    height: 70%;
    width: 90%;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
}
.operator {
    background-color: #6F6F6F;
}
.rows {
    display: flex;
    align-items: center;
    justify-content: space-around;
}
button {
    all: unset;
    height: 3.35rem;
    width:  3.35rem;
    border: 1px solid black;
    margin: 0.5rem 0.855rem;
    border-radius: 0.5rem;
    background-color: #8E8E8E;
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #FFFFFF;
}
button:active {
    cursor: pointer;
    transform: scale(1.05);
}
#cancel {
    background-color: red;
}
#equal {
    width: 8.5rem;
    background-color: orange;
}
.cut {
    font-size: 1.75rem;
}