CircuitOnline/public/css/mailer.css

/* layout */
body {
  font-family: 'Open Sans', sans-serif;
  margin-left: auto;
  margin-right: auto;
  max-width: 768px;
  padding-left: 10px;
  padding-right: 10px;
  text-align: center;
}

.mailer-logo-container {
  text-align: left;
}

.mailer-body-container {
  text-align: left;
}

.mailer-horizontal-rule {
  max-width: 50%;
  opacity: 0.4;
}

.mailer-social-link-text {
  margin-top: 25px;
}

.mailer-social-container {
  display: flex;
  margin: 15px;
  justify-content: center;
}

.mailer-social-link {
  margin: 10px;
}

.mailer-copyright-text {
  margin: 10px;
  margin-top: 30px;
  opacity: 0.5;
}

.mailer-text {
  font-weight: 400;
}

.mailer-welcome-text {
  margin-left: auto;
  margin-right: auto;
  text-align: center;

}

.mailer-highlighted-text {
  font-weight: 600;
}

.mailer-button {
  background-color: #42b983;
  border-radius: 4px;
  color: white;
  display: inline-block;
  margin: 5px;
  padding: 10px 20px;
  text-decoration: none;
  width: 220px;
}

.mailer-showcase-container {
  display: inline-block;
}

.mailer-showcase-card {
  display: inline-block;
  padding: 15px 20px;
  width: 250px;
}

.mailer-showcase-card-image {
  max-width: 80%;
}

.mailer-showcase-heading {
  margin-top: 0;
}

.mailer-showcase-text {
  font-size: 15px;
}
.mailer-showcase-card-button {
  width: 120px;
}
/* breakpoints */
@media (max-width: 674px) {
  .mailer-logo {
    width: 180px;
  }

  .mailer-group-image {
    width: 75%;
  }

  .mailer-assignment-image {
    width: 50%;
  }

  .mailer-social-image {
    width: 30px;
  }

  .mailer-welcome-text {
    max-width: 90%;
  }
}

@media (min-width: 675px) {
  .mailer-logo {
    width: 230px;
  }

  .mailer-group-image {
    width: 60%;
  }

  .mailer-assignment-image {
    width: 35%;
  }

  .mailer-social-image {
    width: 45px;
  }

  .mailer-welcome-text {
    max-width: 70%;
  }
}