.sign-teasers {
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  margin: 0 -12px;
}
.sign-teaser {
  position: relative;
  -ms-flex: 1 0 calc(25% - 24px);
  -webkit-flex: 1 0 calc(25% - 24px);
  flex: 1 0 calc(25% - 24px);
  margin: 0 12px;
  padding: 0 15px 30px;
  background: #012342;
}
.sign-mega-teaser {
  position: relative;
  -ms-flex: 1 0 calc(50% - 24px);
  -webkit-flex: 1 0 calc(50% - 24px);
  flex: 1 0 calc(50% - 24px);
  margin: 0 12px;
  background: #012342;
}
.sign-teaser__image {
  margin: 0 -15px 10px;
  line-height: 0;
  text-align: center;
  background: #fff;
}
.sign-teaser__image--blue {
  background: #728ea2;
}
.sign-teaser__image img {
  height: 170px;
  width: auto;
}
.sign-teaser__label {
  margin: 0 0 3px;
  font-size: 1.4rem;
  line-height: 1.7rem;
  font-weight: bold;
  color: #eeac46;
}
.sign-teaser__title {
  font-size: 2.2rem;
  line-height: 2.5rem;
  font-weight: bold;
  color: #fff;
}
.sign-mega-teaser__cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-position: 50%;
  background-size: cover;
  text-indent: -9999px;
  overflow: hidden;
}
.sign-mega-teaser__info {
  position: relative;
  width: 100%;
  height: 100%;
  max-width: 360px;
  padding: 20px;
  font-size: 1.6rem;
  line-height: 1.9rem;
  background: rgba(0, 91, 171, 0.41);
  color: #fff;
}
.sign-mega-teaser__date {
  margin: 0 0 5px;
  font-size: 1.2rem;
  line-height: 1.5rem;
}
.sign-mega-teaser__title {
  margin: 0 0 10px;
  font-size: 3rem;
  line-height: 3.3rem;
  font-weight: bold;
}


@media screen and (max-width: 999px) {
  .sign-teasers {
    margin: 0 -10px;
  }
  .sign-teaser {
    -ms-flex: 1 0 calc(25% - 20px);
    -webkit-flex: 1 0 calc(25% - 20px);
    flex: 1 0 calc(25% - 20px);
    margin: 0 10px 20px;
  }
  .sign-mega-teaser {
    -ms-flex: 1 0 calc(50% - 20px);
    -webkit-flex: 1 0 calc(50% - 20px);
    flex: 1 0 calc(50% - 20px);
    margin: 0 10px 20px;
  }
}

@media screen and (max-width: 767px) {
  .sign-teasers {
    -ms-flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .sign-mega-teaser {
    -ms-flex: 1 0 calc(100% - 20px);
    -webkit-flex: 1 0 calc(100% - 20px);
    flex: 1 0 calc(100% - 20px);
    min-height: 250px;
  }
}

@media screen and (max-width: 499px) {
  .sign-teasers {
    display: block;
  }
  .sign-mega-teaser {
    min-height: 200px;
  }
  .sign-mega-teaser__info {
    max-width: none;
  }
  .sign-mega-teaser__title {
    font-size: 2.4rem;
    line-height: 2.8rem;
  }
}