/* Base do pseudo-elemento (mantém o bloco visível) */
#menuinsta li.slick-slide > a::before{
  content:"";
  display:block;
  width:150px;
  height:150px;
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}

/* Aplica imagens nos SLIDES ORIGINAIS (ignora clones do Slick) */
#menuinsta > div > div > div > li.slick-slide[data-slick-index="0"]:not(.slick-cloned) > a::before {
  background-image:url(https://cdn.awsli.com.br/2857/2857912/arquivos/dieta-enteral-vital-saude-nutricao.png);
}
#menuinsta > div > div > div > li.slick-slide[data-slick-index="1"]:not(.slick-cloned) > a::before {
  background-image:url(https://cdn.awsli.com.br/2857/2857912/arquivos/suplementos-vital-saude-nutricao.png);
}
#menuinsta > div > div > div > li.slick-slide[data-slick-index="2"]:not(.slick-cloned) > a::before {
  background-image:url(https://cdn.awsli.com.br/2857/2857912/arquivos/modulo-vital-saude-nutricao.png);
}
#menuinsta > div > div > div > li.slick-slide[data-slick-index="3"]:not(.slick-cloned) > a::before {
  background-image:url(https://cdn.awsli.com.br/2857/2857912/arquivos/espessante-vital-saude-nutricao.png);
}
#menuinsta > div > div > div > li.slick-slide[data-slick-index="4"]:not(.slick-cloned) > a::before {
  background-image:url(https://cdn.awsli.com.br/2857/2857912/arquivos/correlatos-vital-saude-nutricao.png);
}