/* Header section */

.header {
  min-height: 100vh;
  max-width: 100%;
  background-image: url(images/naslovna2.png);
  background-position: center;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  position: relative;
}

.text-box {
  width: 90%;
  color: #fff;
  position: absolute;
  top: 43%;
  left: 5%;
  text-align: center;
}

.title {
  font-size: 40px;
  text-shadow: 5px 5px 0 rgba(0, 0, 0, 0.1);
  margin-bottom: 30px;
}

.subtitle {
  font-size: 20px;
}

.section {
  width: 100%;
  margin-left: 0;
}

.section h2 {
  margin-top: 20px;
}

.col-lg-4 {
  display: flex;
  align-items: center;
}

.col-lg-4 img {
  max-width: 100%;
  height: auto;
}

@media only screen and (max-width: 768px) {
  .header {
    background-image: url(images/4.png);
    min-height: 93vh;
  }

  .section {
    margin: 0 auto;
    margin-bottom: 40px;
    padding: 20px;
    border-radius: 0;
  }

  .hero-btn {
    margin: 0; /* Uklanjamo sve margine */
    position: relative;
    top: 150px;
    width: 60%;
    padding: 10px;
    font-size: 16px;
  }
}

@media only screen and (min-width: 768px) and (max-width: 1200px) {
  .hero-btn {
    margin: 0; /* Uklanjamo sve margine */
    position: relative;
    top: 70px;
    left: 100px;
    width: 30%;
    padding: 10px;
    font-size: 16px;
  }
}