changedetection.io/changedetectionio/static/styles/scss/parts/_love.scss

#overlay {

  opacity: 0.95;
  position: fixed;

  width: 350px;
  max-width: 100%;
  height: 100%;
  top: 0;
  right: -350px;
  background-color: var(--color-table-stripe);
  z-index: 2;

  transform: translateX(0);
  transition: transform .5s ease;


  &.visible {
    transform: translateX(-100%);

  }

  .content {
    font-size: 0.875rem;
    padding: 1rem;
    margin-top: 5rem;
    max-width: 400px;
    color: var(--color-watch-table-row-text);
  }
}

#heartpath {
  &:hover {
    fill: #ff0000 !important;
    transition: all ease 0.3s !important;
  }
  transition: all ease 0.3s !important;
}