.poster-service-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.poster-service-card{
  background:#111;
  border:1px solid #a98236;
  border-radius:15px;
  overflow:hidden;
  box-shadow:0 12px 30px rgba(0,0,0,.14);
  transition:transform .25s ease,box-shadow .25s ease;
}
.poster-service-card:hover{
  transform:translateY(-5px);
  box-shadow:0 18px 38px rgba(0,0,0,.2);
}
.poster-service-card img{
  width:100%;
  height:auto;
  display:block;
}
.poster-service-card a{
  display:block;
  text-align:center;
  background:#b88d38;
  color:#111;
  padding:13px 12px;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-size:11px;
  font-weight:800;
}
@media(max-width:900px){
  .poster-service-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
}
@media(max-width:560px){
  .poster-service-grid{grid-template-columns:1fr;gap:18px}
}