html,
body {
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: 50% 50%;
}

body {
  display: flex;
  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}

.image {
  font-size: 200px;
}

.yes-text {
  font-size: 200px;
  text-shadow: 2px 0 #fff, -2px 0 #fff, 0 2px #fff, 0 -2px #fff, 1px 1px #fff,
    -1px -1px #fff, 1px -1px #fff, -1px 1px #fff;
}