.page-title *{
    font-size:18px;
}
#page-title .page-title *{
    font-size:28px;
}
div#block-views-block-marquee-block-1 * {
    font-size:18px;
}
.main-content div.block > .title {
    font-size: 22px !important;
}
.main-content div.block *{
    font-size: 18px !important;
}
span.welcome-block {
    font-size: 26px;
}

.main-content div.block * {
    font-size: 18px !important;
    color: black;
}