:root {
  --primary-color: rgb(0, 180, 0);
  --secondary-color: rgb(0, 180, 0);
  --text-color: #333;
  --background-color: #fff;
  --default-font-size: 16px;
}

.header {
  padding: 15px;
  width: 100vw;
  position: fixed;
  background-color: var(--background-color);
  z-index: 1000;
}
.logo {
  size: 15px;
}
.container {
  margin: auto;
}
.row {
  display: flex;
  flex-wrap: wrap;
}
.align-items-center {
  align-items: center;
}
.justify-content-between {
  justify-content: space-between;
}

.header .nav ul {
  display: flex;
  gap: 20px;
}
.header .nav ul li {
  list-style: none;
}
.header .nav ul li a {
  padding: 10px;
  text-decoration: none;
  color: black;
  display: block;
  font-size: var(--default-font-size);
}

.header .nav ul li a.active,
.header .nav ul li a:hover {
  background-color: var(--secondary-color);
  cursor: pointer;
}
.nav-toggler {
  height: 40px;
  width: 20px;
  cursor: pointer;
  margin-right: 15px;
  border: none;
  background-color: white;
}
.nav-toggler span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  margin: 6px 0;
  transition: all 0.3s ease-in-out;
  position: relative;
  border-radius: 5px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.nav-toggler span::after,
.nav-toggler span::before {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
  transition: all 0.3s ease-in-out;
}
.nav-toggler span::before {
  top: 6px;
}
.nav-toggler span::after {
  bottom: 6px;
}
.nav-toggler.active span {
  background-color: transparent;
}
.nav-toggler.active span::before {
  transform: rotate(45deg);
  top: 0;
}
.nav-toggler.active span::after {
  transform: rotate(-45deg);
  bottom: 0;
}

@media screen and (max-width: 768px) {
  .nav-toggler {
    display: block;
  }

  .nav {
    width: 100%;
    padding: 0px;
    overflow: hidden;
    max-height: 0;
    transition: all 0.3s ease-in-out;
  }
  .header .nav ul {
    padding: 12px 15px 0;
    flex-direction: column;
    margin-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  .header .nav ul li {
    display: block;
    background-color: rgb(231, 231, 231);
  }
}
@media screen and (min-width: 769px) {
  .nav-toggler {
    display: none;
  }
  .nav {
    max-height: none;
    overflow: visible;
  }
}