.section__main {
  height: 100vh;
  font-size: 1.6em;
  position: relative;
  overflow: hidden;
}

.section__main::before,
.section__main::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.section__main::before {
  background: url(../img/bannerMain.jpg) no-repeat center center/cover;
  filter: blur(6px);
}

.section__main::after {
  background: linear-gradient(rgba(0, 0, 0, 0.4), var(--azul-secundario));
  z-index: 2;
}

.section__main > * {
  position: relative;
  z-index: 3;
}

.section__main--title,
.section__main--description,
.section__main--btn {
  color: var(--max-branco);
}

.section__main--title {
  font-weight: 700;
}

.section__main--description {
  font-size: 2rem;
  font-weight: 400;
}

.section__main--btn {
    display: inline-block;
    padding: 1rem 2rem;
    margin-top: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-transform: uppercase;
    background-color: var(--azul-secundario);
    border: 0.2rem solid var(--azul-terciario);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: ease-in-out 0.2s;
}

.section__main--btn:hover {
  background-color: var(--azul-escuro);
  border-color: var(--azul-terciario);
  color: var(--max-branco);
}

.section__comments {
  background-color: var(--azul-secundario);
}

.testimonial-title {
  color: var(--max-branco);
}

.testimonial-title h2 {
  padding-left: 0.2em;
}

.section__comments--card {
  margin: 0 0.5em;
  height: 100%;
}

.comments__card--img {
  filter: grayscale(55%);
  transition: ease-in-out 0.3s;
}

.comments__card--img:hover {
  filter: grayscale(0);
  transform: scale(1.02);
}

.section__comments--card,
.section__about .img-fluid {
  box-shadow: 2px 6px 8px 0 rgba(22, 22, 26, 0.18);
}

.section__about {
  background: linear-gradient(var(--branco), var(--max-branco));
}

@media only screen and (max-width: 767px) {
  .section__main .container {
    max-width: 100%;
  }

  .section__main--title {
    font-size: 3em;
  }

  .section__main--description {
    font-size: 1.4em;
  }

  .section__main--btn {
    font-size: 1em;
  }

  .section__about--title {
    font-size: 2.4rem;
  }

  .section__about--description {
    font-size: 1.2rem;
  }
}