body{
  background: #14153a;
  background: -webkit-radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
  background: radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
}

/*header*/
header {
  background-color: rgba(0, 0, 0, 0);
  box-shadow: none;
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  width: 100%;
  z-index: 5;
  transition: background-color 0.4s,  box-shadow 0.3s ease, background-color 0.3s ease;
}

.header-main-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-svg img {
  margin-left: 1vw;
  width: auto;
  height: 10vh;
}

/* Style the navigation bar */
.nav_bar {
  z-index: 6;
  background-color: var(--main-black);
  position: relative;
  display: flex;
  transition: 0.4s;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0.6vw 0.6vw;
  border-radius: 15px;
  cursor: pointer;
  margin-right: 1vw;
}

.nav_bar.show{
  background-color: var(--main-white);
}

.bar1.show, .bar2.show, .bar3_h.show, .bar4.show {
  background-color: var(--main-black);
}

.bar1, .bar2, .bar3_h, .bar4 {
  border-radius: 30px;
  background-color: var(--main-white);
  width: 1.8vw;
  transition: 0.4s;
  height: 0.2vw;
}

.bar1 {
  margin-bottom: 0.4vw;
}

.bar2 {
  position: absolute;
}

.bar3_h {
  height: 0.24vw;
}

.bar4 {
  margin-top: 0.4vw;
}

/* Transformations when nav_bar is active (clicked) */
.nav_bar.active {
  border-radius: 50px;
}

.nav_bar.active .bar1,
.nav_bar.active .bar4 {
  opacity: 0;
  width: 2vw;
}

.nav_bar.active .bar2 {
  transform: rotate(45deg);
}

.nav_bar.active .bar3_h {
  transform: rotate(-45deg);
}

/*fullscreen*/
.fullscreen {
  display: flex;
  position: fixed;
  left: 0;
  top: -100vh;
  width: 100vw;
  height: 100vh;
/*  background: #171842;
  background: -webkit-radial-gradient(circle, #171842 0%, #0d0f34 50%, #050723 100%);
  background: radial-gradient(circle, #171842 0%, #0d0f34 50%, #050723 100%); */
  background: #14153a;
  background: -webkit-radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
  background: radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
  color: var(--main-white);
  justify-content: center;
  align-items: center;
  transition: top 0.5s cubic-bezier(0.6, 0, 0.66, 0.96);
}
.fullscreen.show {
  top: 0;
}

.fullscreen svg{
  width: 100vw;
  height: 100vh;
}

#main-nav, #about-us-nav, #contact-nav, #language-nav, #products-nav, #services-nav, #lines-svg, #center-svg {
  opacity: 0.5;
}

#main-nav:hover,
#about-us-nav:hover,
#contact-nav:hover,
#language-nav:hover,
#products-nav:hover,
#services-nav:hover,
#center-svg:hover {
  opacity: 1;
  cursor: pointer;
}

#text-svg {
  font-family: RedRose, sans-serif;
}

.fullscreen.show {
  display: flex;
}

/*stars*/
#stars {
  opacity: 0;
  width: 3px;
  height: 3px;
  background: var(--main-white);
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  top: 50%;
  transform-origin: 0 0;
  transform: translateY(-50%);
  border-radius: 50%;
  animation: rotate 370s infinite linear;
  transition: opacity 1s ease;
}

#stars.show{
  opacity: 0.6;
}

@keyframes rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/*dropdown-menu*/
.dropdown-menu {
  cursor: pointer;
  font-size: calc((1vw + 1vh)*0.8);
  position: absolute;
  background-color: rgba(255, 255, 255, 0);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  visibility: hidden;
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
}

.dropdown-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.dropdown-menu li {
  margin: calc((1vw + 1vh)*0.3) 0;
  padding: calc((1vw + 1vh)*0.3);
  opacity: 0;
  transform: translateY(-3vh);
  animation: none;
}
.dropdown-menu li a{
  text-decoration: none;
  color: inherit;
  width: 100%;
  height: 100%;
  display: block;
}

.dropdown-menu.show li {
  animation: slideIn 0.5s forwards ease;
}

.dropdown-menu.show li:nth-child(1) { animation-delay: 0.1s; }
.dropdown-menu.show li:nth-child(2) { animation-delay: 0.2s; }
.dropdown-menu.show li:nth-child(3) { animation-delay: 0.3s; }
.dropdown-menu.show li:nth-child(4) { animation-delay: 0.4s; }
.dropdown-menu.show li:nth-child(5) { animation-delay: 0.5s; }
.dropdown-menu.show li:nth-child(6) { animation-delay: 0.6s; }
.dropdown-menu.show li:nth-child(7) { animation-delay: 0.7s; }

@keyframes slideIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-menu li:hover {
  background-color: rgba(240, 240, 240, 0.49);
}


/*--main-container--*/
.main-container {
  padding-top: 10vh;
}

button {
  appearance: none;
  background-color: transparent;
  border: 0.125em solid var(--main-salat);
  border-radius: 0.9375em;
  box-sizing: border-box;
  color: var(--main-salat);
  cursor: pointer;
  display: inline-block;
  /*font-family: Roobert,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";*/
  font-family: Roobert,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
  font-size: var(--font-size-pc-h);
  font-weight: 600;
  line-height: normal;
  margin: 0;
  min-height: 3.75em;
  min-width: 0;
  outline: none;
  padding: 0.4em 1.2em;
  text-align: center;
  text-decoration: none;
  transition: all 300ms cubic-bezier(.23, 1, 0.32, 1);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  will-change: transform;
}

button:disabled {
  pointer-events: none;
}

button:hover {
  color: var(--main-white);
  background-color: rgba(112, 255, 0, 0.3);
  box-shadow: rgba(112, 255, 0, 0.3) 0 8px 15px;
  transform: translateY(-2px);
}

button:active {
  box-shadow: none;
  transform: translateY(0);
}

/*--footer--*/
.footer-container{
  z-index: 1;
  color: var(--main-white);
  background: var(--main-blue);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1vw 5vw;
  position: relative;
}

.blurred-circle4 {
  z-index: 0;
  position: absolute;
  top: 0;
  right: 30%;
  width: 0;
  height: 0;
  border-radius: 50%;
  box-shadow:
    0 0 calc(15vw/2) calc(5vw/2) rgba(34, 35, 86, 1),
    0 0 calc(30vw/5) calc(15vw/5) rgba(34, 35, 86, 0.4),
    0 0 calc(50vw/5) calc(25vw/5) rgba(34, 35, 86, 0.3);
}


.footer-logo-img,
.footer-arrow-img,
.footer-contact {
  width: 15vw;
  height: auto;
}

.footer-logo-img{
  width: 15vw;
  height: auto;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-size: var(--font-size-pc-p);
}

.footer-contact h2{
  font-size: var(--font-size-pc-h);
  margin: 0;
}

.footer-arrow-img {
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-arrow-img img{
  cursor: pointer;
  background-color: rgba(221, 222, 222, 0.50);
  border-radius: 50%;
  width: 3vw;
  height: auto;
  animation: bounce 1s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.footer-contact p{
  margin: 0;
}

.mobile-nav {
  position: fixed;
  left: 0;
  width: 100%;
  height: 100%;
  background: #14153a;
  background: -webkit-radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
  background: radial-gradient(circle, #14153a 0%, #050513 50%, #000000 100%);
  color: var(--main-white);
  z-index: 1;
  overflow-y: auto;
  top: 0;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-nav.show {
  transform: translateY(0);
  opacity: 1;
}

.pdf-icon{
  width: 5em;
  border-radius: 50%;
  height: auto;
}

@media (max-width: 768px) {
  .header-svg img {
    height: 8vh;
  }

  .main-container {
    padding-top: 8vh;
  }

  .nav_bar {
    padding: 2.6vw 2.6vw;
    margin-right: 1vw;
  }

  .bar1, .bar2, .bar3_h, .bar4 {
    width: 8vw;
    transition: 0.4s;
    height: 0.7vw;
  }

  .bar1 {
    margin-bottom: 1.4vw;
  }


  .bar3_h {
    height: 0.8vw;
  }

  .bar4 {
    margin-top: 1.4vw;
  }

  .logo-mobile-container {
    display: flex;
    justify-content: center;
    padding: 2vw 0;
  }

  .logo-mobile-container-img {
    width: 40vw;
    height: auto;
  }

  .mobile-nav ul {
    text-align: center;
    list-style-type: none;
    padding: 0;
    margin: 0;
  }

  .mobile-nav ul li {
    padding: 4vw 0;
    border-bottom: 1px solid #444;
  }

  .mobile-nav ul li:nth-child(1) {
    border-top: 1px solid #444;
  }

  .mobile-nav ul li a {
    color: var(--main-white);
    text-decoration: none;
    display: block;
    font-size: 5vw;
  }

  .mobile-nav ul li a:hover {
  }

  .dropdown {
    background-color: rgba(34, 35, 86, 0.37);

    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
  }

  .dropdown li {
    border-bottom: none;
  }


  .dropdown li:nth-child(1) {
    margin-top: 8vw;
  }

  .dropdown li a {
    font-size: 5vw;
  }

  .dropdown li a:hover {
    background-color: #555;
  }

  .dropdown.show {
    overflow: inherit;
    max-height: 100vh;
    opacity: 1;
  }

  #starsMobile {
    z-index: 9;
    opacity: 0;
    width: 3px;
    height: 3px;
    background: var(--main-white);
    position: absolute;
    left: 0;
    right: 0;
    margin: 0 auto;
    top: 50%;
    transform-origin: 0 0;
    transform: translateY(-50%);
    border-radius: 50%;
    animation: rotate 370s infinite linear;
    transition: opacity 1s ease;
  }

  #starsMobile.show{
    opacity: 0.5;
  }

  button {
    appearance: none;
    background-color: transparent;
    border: 0.125em solid var(--main-salat);
    border-radius: 0.9375em;
    box-sizing: border-box;
    color: var(--main-salat);
    cursor: pointer;
    display: inline-block;
    /*font-family: Roobert,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";*/
    font-family: Roobert,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";
    font-size: var(--font-size-ph-p);
    font-weight: 600;
    line-height: normal;
    margin: 0;
    min-height: 3.75em;
    min-width: 0;
    outline: none;
    padding: 0.5em 1.1em;
    text-align: center;
    text-decoration: none;
    transition: all 300ms cubic-bezier(.23, 1, 0.32, 1);
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    will-change: transform;
  }

  button:disabled {
    pointer-events: none;
  }

  button:hover {
    color: var(--main-white);
    background-color: rgba(112, 255, 0, 0.3);
    box-shadow: rgba(112, 255, 0, 0.3) 0 8px 15px;
    transform: translateY(-2px);
  }

  button:active {
    box-shadow: none;
    transform: translateY(0);
  }

  .footer-logo-img,
  .footer-arrow-img,
  .footer-contact {
    width: 30vw;
    height: auto;
  }

  .footer-arrow-img {
    width: 10vw;
    height: auto;
  }

  .footer-logo-img{
    width: 30vw;
    height: auto;
  }

  .footer-contact {
    font-size: 2vw;
  }

  .footer-contact h2{
    font-size: 3vw;
    margin: 0;
  }

  .footer-arrow-img {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .footer-arrow-img img{
    cursor: pointer;
    background-color: rgba(221, 222, 222, 0.50);
    border-radius: 50%;
    width: 6vw;
    height: auto;
    animation: bounce 1s infinite;
  }

  @keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
      transform: translateY(0);
    }
    40% {
      transform: translateY(-5px);
    }
    60% {
      transform: translateY(-2px);
    }
  }

  .footer-contact p{
    margin: 0;
  }

  .pdf-icon{
    width: 2em;
  }
}