.first-section {
  height: 100vh;
}

.navbar {
  top: 45px;
  width: 85%;
  margin: 0 auto;
}

#brand {
  font-weight: bold;
}

.navbar {
  background: rgb(255,255,255);
  border-radius: 30px;
}

@media (min-width: 768px) {
  .navbar {
    background: rgb(255,255,255);
    border-radius: 45px;
  }
}

.second-section {
  position: relative;
  height: 100vh;
  background: url("../../assets/img/outsidePicNight.jpg") center / cover no-repeat;
  text-align: center;
}

.nav-link {
  margin-right: 15px;
}

.first-section-heading {
  margin: 0;
  text-align: center;
}

.first-section-heading p {
  width: 80%;
  margin: 0 auto;
  margin-bottom: 29px;
}

.first-section-heading h1 {
  margin-bottom: 15px;
}

.first-section-heading button::hover {
  color: rgb(0,0,0);
  border: 1px solid rgb(255,255,255);
}

.first-section-heading button {
  color: rgb(255,255,255);
  border: 1px solid rgb(255,255,255);
  background: rgb(37,100,195);
  outline: none;
}

hr {
  color: #000000;
}

.divide {
  margin-top: 40px;
  margin-bottom: 40px;
  background: #000000;
  height: 0.5px;
  width: 80%;
  margin-right: auto;
  margin-left: auto;
}

.second-section p {
  width: 80%;
  margin: 0 auto;
}

.second-section .container {
  color: rgb(255,255,255);
  text-align: center;
  position: relative;
  height: 100%;
}

.fourth-section .col-md-6 {
  margin-bottom: 26px;
}

.fourth-section {
  width: 100%;
  text-align: center;
}

.lab {
  height: 650px;
}

.fourth-section .container {
}

.fourth-section h2 {
  margin-bottom: 35px;
}

.fourth-section a {
  text-decoration: none;
  color: #000000;
  display: block;
}

.fifth-section {
  height: 65vh;
  width: 100%;
  background: url("../../assets/img/IMG20210927153810.jpg") center / cover no-repeat;
}