* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html body {
  font-family: 'Arimo', Helvetica, Arial, sans-serif;
  padding: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
  background-color: rgb(255, 255, 255);
}

.scroll-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background-color: red;
  z-index: 9999;
}

/* navigation bar */

.navbar {
  background-color: rgba(255, 255, 255, 0.7);
  /* white with opacity */
  backdrop-filter: blur(10px);
  /* glass effect */
  -webkit-backdrop-filter: blur(10px);
  /* Safari support */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  /* subtle depth */
  z-index: 1000;
}

.navbar-brand {
  padding-left: 30px;
  font-size: 200px;
}

.nav-item .nav-link {
  font-family: 'Arimo', Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-style: normal;
  position: relative;
  margin-right: 80px;
  display: inline-block;
  font-size: 30px;
  color: black;
}

/* underline */
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 5px;
  width: 0%;
  height: 3px;
  background-color: red;
  transition: width 0.3s ease;
}

/* hover effect */
.nav-link:hover::after {
  width: 100%;
}

.code {
  font-size: 30px;
  color: hsl(0, 0%, 0%);
}

.code:hover {
  cursor: default;
}

ul {
  padding: 0;
  margin: 0;
}

h1 {
  color: rgb(0, 0, 0);
  margin-left: 80px;
  margin-top: 100px;
  padding-top: 20px;
  font-family: 'Arimo', Helvetica, Arial, sans-serif;
}

/* navigation bar */

.navbar {
  background-color: rgba(255, 255, 255);
  /* white with opacity */
  backdrop-filter: blur(10px);
  /* glass effect */
  -webkit-backdrop-filter: blur(10px);
  /* Safari support */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  /* subtle depth */
  z-index: 1000;
}

.navbar-brand {
  padding-left: 30px;
  font-size: 200px;
}

.nav-item .nav-link {
  position: relative;
  margin-right: 80px;
  font-weight: 200;
  display: inline-block;
  font-size: 30px;
  color: black;
}

/* underline */
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 5px;
  width: 0%;
  height: 3px;
  background-color: red;
  transition: width 0.3s ease;
}

/* hover effect */
.nav-link:hover::after {
  width: 100%;
}

.code {
  font-size: 30px;
  color: hsl(0, 0%, 0%);
}

.code:hover {
  cursor: default;
}

ul {
  padding: 0;
  margin: 0;
}

/* text */

.col-12 {
  color: rgb(0, 0, 0);

}

.row h1 {
  text-align: center;
  padding-top: 110px;
  padding-bottom: 40px;
  color: black;
}

.col-12 p {
  font-family: 'Arimo', Helvetica, Arial, sans-serif;
  text-align: justify;
  margin-left: 150px;
  margin-right: 150px;
  padding-top: 40px;
  z-index: 1;
  position: relative
}

.comparison-images {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
}

.preview1 {
  height: 350px;
  width: auto;
}

.preview2 {
  height: 350px;
  width: auto;
}

.image-label {
  margin-top: 10px;
  font-size: 16px;
  text-align: center;
}

.col-5 .preview3 {
  width: 800px;
  margin-top: 45px;
  margin-left: -40px;
}

.col-7 .preview4 {
  width: 780px;
  margin-top: 45px;
  padding-left: 80px;
}

/* package open-previews */

.col-5 .preview5 {
  padding-right: 50px;
}

.col-7 .preview5 {
  padding-left: 115px;
}

/* footer */

.footer-image {
  width: 100%;
}

.footer-image img {
  width: 100%;
  height: auto;
  display: block;
}