moon.css

body{
    background-image: linear-gradient( #1c0522 , #7597de );
   min-height: 100vh;
   overflow-x: hidden;
  scroll-behavior: smooth;
}
@-ms-viewport{
    width: device-width;
  }

header{
    position: absolute;
    top : 0;
    left: 0;
    width : 90%;
    padding : 30px 85px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10000;
}
header .logo{
color: #fff;
font-weight: 700;
text-decoration: none;
font-size: 2em;
text-transform: uppercase;
letter-spacing: 1px;
font-family: 'popines' , sans-serif;
}
.search-box:hover > .search-txt{
    width : 240px;
    padding: 0 6px;
}
.search-box:hover > .search-btn{
  background: #fff;
}

.search-box{
    height : 20px;
    padding: 10px;
    background: #fff;
    border-radius: 40px;
    position: absolute;
    left: 65%;
    top : 33.5%;
    transform: translate(-100%,0);
}
.search-btn{
  
    width: 20px;
    height: 20px;
    float : right;
    transition: 0.4s;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.search-txt{
    border: none;
    background: none;
    outline: none;
    float: left;
    padding: 0px 1px;
    color: rgb(0, 0, 0);
    font-size: 16px;
    transition: 0.4s;
    line-height: 20px;
    width : 0px;
}
header ul{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header ul li{
    list-style: none;
    margin-left: 20px;
}
header ul li a{
    text-decoration: none;
    padding: 10px 22px;
    color: #fff;
    border-radius: 20px;
}
header ul li a:hover,
header ul li a.active
{
    background : #fff;
    color : #2b1055;
}
section
{
    position: relative;
    width: 100%;
    height : 100vh;
    padding : 100px;
    display: flex;
    justify-content: center;
    align-items: center;
}

section img {
    position : absolute;
    top : 7%;
    left : 0;
    width : 100%;
    height : 100%;
    pointer-events: none;
    object-fit: cover;
}
section img#moon{
 mix-blend-mode: screen;
 animation: moon 100s linear infinite;
 

}
#mountains_frount{
    z-index: 10;
}
#text{
 
 font-family: 'popines' , sans-serif;
 color: #fff;
 white-space: nowrap;
 font-size: 7.2vw;
 z-index: 9;
  
 
}
.team{
    position: absolute;
    right: 2%;
    top : 38%;
    animation: dream 50s linear infinite;
}
#btn{
  text-decoration: none;
  display : inline-block;
  padding: 10px 25px;
  border-radius: 40px ;
  color: #2b1055;
  background: #fff;
  font-size: 2em;
  position: absolute;
  top : 60%;
  left : 50%;
  z-index: 9;
  transform: translateY(100px);
  font-family: 'popines' , sans-serif;
}

.sec{
    position : relative;
    padding : 100px;
    background: #1c0522;
}
.sec h1{
    font-size: 3.5em;
    margin-bottom: 10px;
    color: #fff;
    font-family: 'popines' , sans-serif;
}
.sec ul{
    font-size: 1.5em;
    color: #fff;
    font-family: 'popines' , sans-serif;
}

@keyframes dream {
    100%{transform: translatex(-2000px)}
   }
@keyframes moon {
    100%{transform: rotate(360deg);}
}