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

html,body{
    width: 100%;
    height: 100%;
}

main{
    width: 100%;
    height: 100%;
}
.maincontainer{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: #D8BFD8;
}

.calculatorbody{
    display: flex;
    padding: 20px;
    background-color: #FADADD;
    border-radius: 20px;
    flex-direction: column;
}

.calculatorbody input{
    height: 50px;
    border: none;
    outline: none;
    border-radius: 20px;
    text-align: right;
    padding: 10px;
    font-size: 20px;
    color: rgb(138, 191, 238);
}

.gridcontainer{
    display: grid;
    grid-template-columns: repeat(4,1fr);
    column-gap: 10px;
    row-gap: 10px;
}

.gridbox{
    position: relative;
    margin-top: 20px;
    width: 80px;
    height: 80px;
    background-color: #dedef8;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    font-family: Georgia;
    color: #fff;
    font-weight: 500;
    border: none;
}

.gridbox::before{
    position: absolute;
    content: var(--before-content);
    width: 60px;
    height: 60px;
    top: 20px;
    left: 20px;
       background-color: #E6E6FA;
           border-radius: 20px;
           transition: 0.4s ease;

}
.gridbox:active::before{
    transform: scale(0.5);
}

.gridbox:active{
        transform: scale(0.5);
}