/*-----------------------------------*\
  #CUSTOM PROPERTY
\*-----------------------------------*/
*{
  --russian-violet: hsl(269, 36%, 22%);
  --dark-purple: hsl(268, 22%, 15%);
  --eerie-black: hsl(240, 4%, 10%);
  --days-gray: hsl(0, 0%, 34%);
  --light-gray: hsl(0, 0%, 84%);
  --cultured-1: hsl(0, 0%, 98%);
  --cultured-2: hsl(280, 14%, 96%);
  --cultured-3: hsl(280, 9%, 94%);
  --gainsboro: hsl(0, 1%, 85%);
  --black_10: hsla(0, 0%, 0%, 0.1);
  --black_5: hsla(0, 0%, 0%, 0.05);
  --pumpkin: hsl(22, 90%, 56%);
  --white: hsl(0, 0%, 100%);
  --black: hsl(0, 0%, 0%);

  --ff-poppins: "Poppins", sans-serif;
  --ff-roboto: "Roboto", sans-serif;

  --fs-1: 3rem;
  --fs-2: 2rem;
  --fs-3: 1.5rem;
  --fs-4: 1.4rem;
  --fs-5: 1.3rem;

  --fw-900: 900;
  --fw-700: 700;
  --fw-600: 600;
  --fw-500: 500;

  --section-padding: 50px;

  --shadow-1: 0px 0px 20px var(--black_10);
  --shadow-2: 0 0 20px 4px var(--black_5);

  --radius-6: 6px;
  --radius-10: 10px;

  --transition-1: 0.25s ease;
  --transition-2: 0.5s ease;
  --cubic-in: cubic-bezier(0.51, 0.03, 0.64, 0.28);
  --cubic-out: cubic-bezier(0.33, 0.85, 0.4, 0.96);
  
}

/*-----------------------------------*\
  #RESET
\*-----------------------------------*/
*,
::after,
::before {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

li {
  list-style-type: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  font: inherit;
  cursor: pointer;
}
html {
  scroll-behavior: smooth;
  font-size: 10px;
}
body {
  font-size: 1.6rem;
}

:focus-visible {
  outline-offset: 4px;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: hsl(0, 0%, 98%);
}

::-webkit-scrollbar-thumb {
  background-color: hsl(0, 0%, 80%);
}

::-webkit-scrollbar-thumb:hover {
  background-color: hsl(0, 0%, 70%);
}

/* ---------------- */


/* BACKGROUND */
main{
  width: 100%;
  height: 100vh;
  background: linear-gradient(#21b3e1,#fff);
  background-position: center;
  overflow: hidden;
  position: relative;
  background-size: cover;
}
/* NAV BAR */
nav#navBar{
  width: 100%;
  height: 10%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: 50px;
  border: 1px solid #b7e7f6;
}
nav #logo{
  cursor: pointer;
  z-index: 100;
}
nav #logo img{
  width: 100px;
}
#right_nav{
  display: flex;
  align-items: center;
  gap: 40px;
}
nav ul{
  display: flex;
  gap: 15px;
  color: white;
}
nav ul li{
  cursor: pointer;
  position: relative;
  text-transform: uppercase;
  padding-bottom: 10px;
  border: 1px solid transparent;
  padding: 4px;
  transition: .3s;
  position: relative;
  z-index: 100;
}
nav ul li::after{
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 4px;
    border-radius: 10px;
    background: transparent;
    transition: .2s ease-in-out; 
}
nav ul li.active::after{
  background: white !important;
}
nav ul li:hover::after{
  background: white;
}
nav #menu{
  z-index: 300;
}
nav #menu img{
  width: 40px;
  cursor: pointer;
}
/* -------------------------------------- */
section{
  width: 100%;
  height: 90vh;
}
#social_icons{
  width: 100%;
  height: 7%;
  display: flex;
  justify-content: center;
  align-items: center;
}
#social_icons img{
  height: 30px;
  margin: 0 10px;
  cursor: pointer;
  z-index: 300;
}
#search_box{
  width: 100%;
  height: 7%;
  display: flex;
  justify-content: center;
  align-items: center;
}
#search_box #input{
  background: linear-gradient(rgba(255,255,255,.2),rgba(255,255,255,.2));
  border-radius: 10px;
  border: 1px solid #b7e7f6;
  width: 30%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  z-index: 300;
}
#search_box input{
  width: 100%;
  padding: 5px 10px;
  border: 1px solid transparent;
  border-radius: 15px;
  outline: none;
  background: transparent;
  cursor: pointer;
}
#search_box img{
  cursor: pointer;
}
::placeholder{
  color: #c8f2ff;
  font-weight: 600;
}
section .clouds1{
  position: absolute;
  top: -15%;
  left: -60%;
  z-index: 1;
  animation: clouds1 17s linear infinite;
}
section .clouds2{
  position: absolute;
  top: -65%;
  left: -40%;
  z-index: 1;
  animation: clouds2 30s linear infinite;
}
section .plane{
  position: absolute;
  top: 23%;
  left: -20%;
  z-index: 10;
  animation: fly 20s linear infinite;
}
section #ballon{
  position: relative;
  top: 12%;
  z-index: 10;
  width: 100%;
  height: 60%;
  display: flex;
  align-items: center;
  justify-content: space-around;
}
section #ballon img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
section #ballon .ballon1{
  width: 20%;
  opacity: .8;
  z-index: 0;
}
section #ballon .ballon3{
  width: 20%;
  opacity: .8;
  z-index: 0;
}
#animation_btn{
  width: 100%;
  height: 30%;
  display: flex;
  justify-content: center;
  align-items: center;
}
#animation_btn img{
  width: 50%;
  height: 50%;
  object-fit: contain;
  z-index: 200;
  cursor: pointer;
}
@keyframes clouds1 {
  0%{
    left: -60%;
  }
  20%{
    left: -20%;
  }
  40%{
    left: 20%;
  }
  60%{
    left: 40%;
  }
  80%{
    left: 60%;
  }
  100%{
    left: 90%;
  }
}
@keyframes clouds2 {
  0%{
    left: -40%;
  }
  20%{
    left: -20%;
  }
  40%{
    left: 20%;
  }
  60%{
    left: 40%;
  }
  80%{
    left: 70%;
  }
  100%{
    left: 90%;
  }
}
@keyframes fly {
  0%{
    left: -20%;
  }
  20%{
    left: -10%;
  }
  40%{
    left: 10%;
  }
  60%{
    left: 30%;
  }
  80%{
    left: 60%;
  }
  90%{
    left: 80%;
  }
  100%{
    left: 98%;
  }
}