body {
  font-family: sans-serif;
}
#app {
  display: flex;
  flex-wrap: wrap;
}

.conteiner-dogs {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 10px;
}

img {
  width: 100px;
  height: 100px;
  padding: 5px;
  border: 5px solid transparent;
}