.btn8831-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 60%;
  margin: 0 auto;
  opacity: 1.0;
}
.btn8831-container a {
  margin: 5px;
  opacity: 1;
}
.btn8831-container img {
  width: 88px;
  height: 31px;
  opacity: 1;
}