:root {
  --color-primary: #0073ff;
  --color-white: #e9e9e9;
  --color-black: #f0f1f3;
  --color-black-1: #212b38;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  --h1: 40px;
  --h2: 35px;
  --h3: 28px;
  --h4: 22px;
  --h5: 18px;
  --h6: 15px;
  --p: 14px;
}


h1 {
  font-size: 40px;
}

h2 {
  font-size: 35px;
}

h3 {
  font-size: 28px;
}

h4 {
  font-size: 22px;
}

h5 {
  font-size: 18px;
}

h6 {
  font-size: 15px;
}

/* p {
  font-size: 14px;
} */

.logo img {
  width: 200px;
}

#navMenu {
  display: none;
}

#menu {
  height: 80px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-inline: 50px;
  position: fixed;
  top: 0;
  z-index: 10000;
  font-family: sans-serif;
}

#menubar {
  list-style: none;
  display: flex;

}

#menubar li {
  /* width: 120px; */
  padding: 10px 10px;
  /* text-align: center; */
  position: relative;
}

#menubar li a {
  font-size: var(--p);
  color: var(--color-white);
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 8px;
  transition: all 0.3s;
}

#menubar li:hover>a {
  color: var(--color-primary);
  background: #e9e8ec;
}



/* dropdown menu style */
.dropdown-menu {
  display: none;
}

#menubar li:hover .dropdown-menu {
  display: block;
  position: absolute;
  left: 6%;
  top: 103.4%;
  border-radius: 10px;
  background-color: var(--color-black);
}

#menubar li:hover .dropdown-menu ul {
  display: block;
}

#menubar li:hover .dropdown-menu ul li {
  width: 320px;
  border-top: 0.5px solid #80808040;
  padding: 10px 10px;
  list-style: none;
}

#menubar li:hover .dropdown-menu ul li:nth-of-type(1) {
  border-top: none;
  border-radius: 10px;
}

#menubar .dropdown-menu ul li a {
  color: var(--color-black-1);
  font-size: 15px;
}

#menubar .dropdown-menu ul li:hover {
  background: rgb(192, 190, 190);
}

#menubar .dropdown-menu ul li:hover>a {

  background: transparent;
}

/* banner sublink */

.sublinks {
  font-size: var(--h5);
}

/* scroll top */
.scroll-btn {
  font-size: 2rem;
  cursor: pointer;
  position: fixed;
  bottom: 20px;
  right: 30px;
  display: none;
  background-color: white;
  box-shadow: 0 0 20px rgb(0 0 0 / 5%);
  height: 50px;
  width: 50px;
  border-radius: 50%;
  padding-left: 10px;
  color: var(--bg);
  overflow-x: unset;
  border: 2px solid white;
}

.scroll-btn:hover {
  background-color: var(--bg);
  color: white;
  border: 2px solid white;
}

#fas {
  margin-top: 6px;
}


@media(max-width:600px) {
  .logo img {
    width: 150px;
  }

  #menu {
    padding-inline: 10px;
  }

  #navMenu>span {
    display: block;
    width: 20px;
    height: 1.5px;
  }
}

@media(max-width:860px) {
  #menu {
    padding-inline: 10px;
  }
}

@media (max-width:950px) {

  #navMenu {
    display: block;
    position: absolute;
    right: 1.9rem;
    top: 1.5rem;
    cursor: pointer;
  }

  #navMenu>span {
    display: block;
    width: 28px;
    height: 2.5px;
    border-radius: 9999px;
    background: white;
  }

  #navMenu.active>span {
    background-color: #172a3a;
  }

  #navMenu>span:not(:last-child) {
    margin-bottom: 7px;
  }

  #navMenu,
  #navMenu>span {
    transition: all 0.3s ease-in-out;
  }

  #navMenu.active {
    transition-delay: 0.5;
    transform: rotate(45deg);
    position: fixed;

  }

  #navMenu.active>span:nth-child(2) {
    width: 0;

  }

  #navMenu.active>span:nth-child(1),
  #navMenu.active>span:nth-child(3) {
    transition-delay: .2s;

  }

  #navMenu.active>span:nth-child(1) {
    transform: translateY(9px);

  }

  #navMenu.active>span:nth-child(3) {
    transform: translateY(-9px) rotate(90deg);
  }

  #menubar {
    padding-top: 9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: fixed;
    background: white;
    width: 100vw;
    top: -650%;
    height: 100vh;
    box-sizing: border-box;
    transition: 0.3s;
    clip-path: none;
  }

  #menubar.active {
    top: 0;
    left: 0;
  }

  #menu {
    display: flex;
    margin-top: 0;
  }

  #menubar li a {
    color: black;
    text-decoration: none;
  }

  #menubar li a:before {
    content: '';
    background: blue;
    border-bottom: 3px solid transparent;
  }

  #menubar li {
    line-height: 3rem;
  }

  #menubar li:hover .dropdown-menu {
    display: none;
  }
}



/* responsive for monitors 23inch */
@media (min-width:1900px) {
  #menu {
    height: 100px;
  }

  #menubar li a {
    font-size: var(--h4);
  }

  #menubar .dropdown-menu ul li a {
    font-size: 21px;
  }

  .sublinks a {
    font-size: var(--h3);
  }
}

@media (min-width:2500px) {
  #menu {
    height: 130px;
  }

  #menubar li a {
    font-size: var(--h3);
  }

  #menubar .dropdown-menu ul li a {
    font-size: 25px;
  }

  .sublinks a {
    font-size: var(--h2);
  }

  #menubar li:hover .dropdown-menu ul li {
    width: 359px;
    border-top: 0.5px solid #80808040;
    padding: 21px 9px;
    list-style: none;
  }
}