Add the following CSS in Edwiser RemUI setting > General setting > Custom CSS section

.fadeout-summary {
display: none !important;
}
.read-more-target {
height: auto;
overflow: unset;
}
.read-more-state ~ .read-more-trigger:before,
.read-more-state:checked ~ .read-more-trigger:before {
content: none !important;
}


Before applying CSS

After applying CSS