.custom4cols{width:25%;max-width:25%;flex-basis:25%}.custom7cols{width:14%;max-width:14%;flex-basis:14%}.custom8cols{width:12.5%;max-width:12.5%;flex-basis:12.5%}.btn-opciones{transition:opacity .4s ease-in-out}.btn-opciones:not(.on-hover){opacity:.6}