Remove top and bottom padding from images and cover block
.pt-cv-content-item {
padding-bottom: 0px;
}
/*covermedia top and bottom border padding*/
.alignfull {
margin: 0px 0;
}
/*coverphoto bottom border*/
.pt-cv-ifield > *, .pt-cv-view .pt-cv-content-item > * {
margin-bottom: 0px;
}
for a whole block all images
.kanha .wp-block-image img {
border:2px solid red;
}
remove border photo caption
.wp-caption { border: none; }