.blink_me {
    animation: blinker 1s linear infinite;
}

@keyframes blinker {
    50% {
        opacity: 0;
    }
}

.save_the_date {
  border-color:#ff3366;
  border-width: 5px; /* this allows you to adjust the thickness */
  border-style: solid;

  margin: 10px 0px;
  margin-bottom: 0px;
  padding: 5px;

  text-align: center;
}

.save_the_date_blinker {
  color: red;
  font-weight: bold;
}