@maciejrzeszutko: Go to Dashboard=> Appearance=> Customize=> Additional CSS box and add the following CSS:
.ctfeaturedpostpageimage .left .featured-image, .ctfeaturedpostpageimage .right .featured-image {
width: 25%;
}
.ctfeaturedpostpageimage .left .entry-container, .ctfeaturedpostpageimage .right .entry-container {
width: 75%;
}
.excerpt-image-left.has-post-thumbnail .archive-post-wrap .featured-image, .excerpt-image-right.has-post-thumbnail .archive-post-wrap .entry-container, .ctfeaturedpostpageimage .left .featured-image, .ctfeaturedpostpageimage .right .entry-container {
float: left;
}
.excerpt-image-right.has-post-thumbnail .archive-post-wrap .featured-image, .excerpt-image-left.has-post-thumbnail .archive-post-wrap .entry-container, .ctfeaturedpostpageimage .right .featured-image, .ctfeaturedpostpageimage .left .entry-container {
float: right;
}
Regards,
Mahesh