.arrow{
    height: 30px;
    margin: auto 0;
    right: 15px;
    position: absolute;
    top: 27px;
}

@media screen and (max-width: 599px) {
    .c-mod-calender-monthly__text{
    font-size: 16px;
}
    .buyLink{
        position: relative;
    }
    .arrow{
         height: 40px;
         margin: auto 0;
         right: 15px;
         position: absolute;
         top: 17px;
    }
}