Template:CharIcon-UMVC3/styles.css

.ci {
 visibility: visible;
}

.ci-background {
 background: gray; 
 width:max-content; 
 border: solid 1px white;
 visibility: visible;
}

.ci-highlight {
 width: max-content;
 border: solid 3px yellow;
 padding: 5px;
 visibility: hidden;
}

.ci-highlight:hover {
 visibility: visible;
 animation: blinker 1s linear infinite;
}

.ci-background:hover {
 border: hidden;
}

.ci:hover {
 border: solid 3px yellow;
}

@keyframes blinker {
 50% {
  opacity: 0;
 }
}