main a{
    text-decoration: none;
    color: black;
}
main a:hover{
    text-decoration: underline;
}
.calc{
    width: 100px;
    height: fit-content;
    margin: 1em;
    font-size: 12px;
    text-align: center;
    display: flex;
    margin: auto;
}
.calc img{
    width: 100px;
    margin: auto;
}
.mainpara{
    width: 95%;
    margin: 1em auto;
    text-align: center;
    font-size: 16px;
}