.main-header {
  min-height: 55vh;
  margin-top: 100px;
  margin-bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.coach-section {
  margin-bottom: 0;
}

.main-header-content {
  padding: 0 5vw;
  text-align: center;
}

.main-header-laptop {
  display: none;
}

.main-header h2 {
  font-size: 1.8em;
}

.sub-header {
  font-size: 1.4em;
  position: relative;
}

.green-line {
  position: relative;
}

.green-line::after {
  position: absolute;
  content: "";
  width: 4px;
  height: 100px;
  background-color: var(--green);
  bottom: -20px;
  left: 50%;
}

.main-header {
  min-height: 80vh;
}

.training-circle,
.coach-circle {
  display: flex;
  justify-content: center;
}

@media screen and (min-width: 540px) {
  .sub-header {
    font-size: 1.8em;
  }
}

@media screen and (min-width: 768px) {
  .main-header {
    margin-top: 200px;
  }

  .sub-header {
    font-size: 2.2em;
  }

  .main-header-laptop {
    display: block;
  }

  .main-header-mobile {
    display: none;
  }
}

@media screen and (min-width: 992px) {
  .main-header-content {
    padding: 0 15vw;
    text-align: center;
  }

  .sub-header {
    font-size: 2.6em;
  }
}

@media screen and (min-width: 1060px) {
  .sub-header {
    margin-top: 200px;
    font-size: 2.8em;
  }
}