.courses-banner {
  background-image: url("../assets/images/courses/Course-3840.jpg");
  background-position: 50% 75%;
}
.courses-banner img {
  width: 400px;
}
.course-img {
  width: 100%;
  height: 300px;
  overflow: hidden;
  box-sizing: border-box;
  border-radius: 12px;
}
.course-img img {
  width: 100%;
}
.course-desc {
  height: 50px;
}
.not-sure-section {
  background-image: linear-gradient(#00000080, #00000080),
    url("../assets/images/courses/Not-sure-CPR-bg.jpg");
  background-size: cover;
  background-position: 50% 60%;
}
.not-sure-section .container-xxl {
  padding: 100px 40px;
  color: #fff;
  font-size: 18px;
}

.not-sure-section .container-xxl p.h2 {
  font-size: 1.7rem;
  color: #fff;
}
.accordion-button:not(.collapsed) {
  color: #e93914;
  background-color: unset;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.125);
}
.accordion-button:focus {
  z-index: 3;
  border-color: #e83714d8;
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(233, 57, 20, 0.11);
}
.helpline-logo-course {
  width: 500px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.accordion-item {
  border: unset;
  border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

@media (max-width: 991px) {
  .courses-banner {
    background-image: url("../assets/images/courses/Course-2000.jpg");
  }
  .section-4 .container-fluid {
    padding: 50px;
  }
  .course-img {
    width: 286px;
    height: 192px;
  }
  .course-desc {
    height: 60px;
  }
}
@media (max-width: 575px) {
  .courses-banner {
    background-image: url("../assets/images/courses/Course-mobile.jpg");
  }
  .section-4 .container-fluid {
    padding: 10px;
  }
  .section-3b a.fs-5 {
    font-size: 16px !important;
  }
  .display-4 {
    font-size: calc(1.375rem + 1.5vw);
  }
  .section-4 h1 {
    font-size: 1.375rem;
    margin-top: 10px;
  }
  .courses-banner img {
    width: 300px;
  }
  .banner-text {
    background-color: #ffffff7a;
    border-radius: 12px;
  }
  .course-img {
    width: 100%;
    height: 55vw;
    margin-left: auto;
    margin-right: auto;
  }
  .not-sure-section .container-xxl {
    padding: 70px 20px;
  }
}