Because you have add many item menu that for reason menu was break line, you can try to fix it this way
Open newsite/templates/ja_fubix/css/custom.css file
Add new script
@media(min-width: 980px) and (max-width: 1024px) {
.t3-mainnav .navbar .nav > li > a {
padding: 15px 15px;
font-size: 80%;
}
.logo-text h1 a {
font-size: 80%;
}
}
Let me know if it helps
With the problem Headline position disappears under JASlideshow because resolution in tablet landscape or portrait are very small should it break line down on this case. This is not bug. About Images In JA Slideshow module will be auto scale resolution with devices
You can check it our demo site: joomla25-templates.joomlart.com/ja_fubix