html, body {
  height: 100%;
  margin: 0;
  background-color:#EFF6EF;
}

.container {
  display: flex;
  justify-content: center;   /* horizontal */
  align-items: center;       /* vertical */
  height: 100vh;             /* full viewport height */
  text-align: center;        /* center text inside content */
}

.content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.content h1 {
  margin-top: 15px;
  font-size: 1.2rem;
  color: #67674F;
  font-family: Arial, sans-serif;
}