:root {
    --primary-green: #2e7d32;
    --dark-green: #1b5e20;
    --light-green: #81c784;
    --earth-brown: #5d4037;
    --sky-blue: #4fc3f7;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --dark-gray: #333333;
    --transition--: all 0.3s ease;
     --nav-bg:white;
}
*{
    margin: 0;
    padding: 0;
    list-style-type: none;
    text-decoration: none;
    box-sizing: border-box;
}
.intro{
    background:linear-gradient(rgba(0, 138, 0, 0.315),rgba(0, 138, 0, 0.356),rgba(0, 138, 0, 0.329)),url(/imgss/photorealistic-earth-planet.jpg);
    background-position: center;
    background-size: cover;
   background-repeat: no-repeat;
   height: 650px;;
   width: 100%;
   margin-top: 0;
   
}
.text{
text-align: center;
margin-top: 200px;
animation: fadeslidedown 1s ease-in forwards;
}
@keyframes fadeslidedown {
    0% {
      opacity: 0;
      transform: translateY(40px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
.text{
    i{
        margin-top:100px
    }
}
  .text h4{
    font-size:50px;
    font-family: "Jaini Purva", system-ui;
    font-weight: 200;
    line-height: 70px;
    /* font-style: normal; */;
    color: #ffffff
}
header{
    display:flex;
    flex-wrap: wrap;
    justify-content: space-around;
    background: white;
    height: 60px;
    align-items: center;
     /* position:fixed; */
    z-index: 1000;
    width: 100%;
    top:0;
    bottom: 0;
    /* height: 5px; */
}
.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: var(--earth-brown);
    margin: 5px 0;
    transition: var(--transition--);
}

.logo a{
 color:#5d4037; 
 font-family: sans-serif;
 font-weight:bold;
 font-size: 30px;
}
.logo span{
    color: #1b5e20;   
}
nav ul{
    display: flex;
    gap: 20px;
}
nav ul li a{
    color:#5d4037;
    font-family: sans-serif;
    /* font-weight:bold; */
    font-size: 20px;
}
nav ul li a:hover{
    color:#1b5e20;
}
header button{
    background-color: #1b5e20;
    color:white;
    width: 100px;
    height: 30px;
    border:none;
    
}
header button a{
    color:white;
}
html{
scroll-behavior: smooth;
}
.container{
    display:flex;
    flex-wrap:wrap;
    justify-content: center;
    gap:40px;
    margin-top:10px;
}
.items{
     height: 300px;
    width:300px; 
    object-fit: cover;
    /* background-color: #1b5e20; */
    /* border-radius: 20px; */
    box-shadow: 0 4px 10px  rgba(128, 128, 128, 0.233); 
    margin-top: 80px;
    background-color: #ffffff;    
iframe{
    width: 100%;
}
}
h1{
    font-family: 'Itim', cursive;
    color:#2e7d32;
    font-size: 25px;
    text-align: center;
    margin-top:50px;
}
footer{
    margin-top: 200px;
    background-color:hsl(123, 46%, 34%);
    height: 200px;
}
.main-container{
    display: flex;
    flex-wrap: wrap;
    /* justify-content:space-around; */
    gap: 30px;
     margin-top: 50px;
   
     
} 
.sub{
    width: 400px;
    height: 290px;
    box-shadow: 0 4px 6px gray;
   padding: 50px;
   margin-left: 20px;
  
}
.sub:hover{
    transform: scale(1.1);
    transition-duration: 1s;
     transform: translateY(-10px);
}

.sub h4{
    font-size: 25px;
    color:#1b5e20;
    font-family:"Itim", cursive ;
    padding-top: 10px;
}
.sub p{
    font-size: 18px;
   padding-top: 20px;
    font-family:"Itim", cursive ;    
}
.download{
    margin-top: 50px;
    h4{
      font-size: 25px;
    color:#1b5e20;
    font-family:"Itim", cursive ;
    padding-top: 10px;
    text-align: center;   
    }
}
.main-card{
  display: flex;
    flex-wrap: wrap;
    justify-content:center;
    gap: 30px;
     /* margin-top: 50px;   */
     font-family:"Itim", cursive  ;
     img{
        width:100%;
        height: 30%;
     } 
}
.card{
   width: 400px;
    height: 340px;
    box-shadow: 0 4px 6px gray;
   padding: 50px;
   display: flex;
   flex-direction:column;
   align-items:center;
   /* text-align: center; */
   gap:20px;
   /* margin-left: 20px;     */
}
#last{
  padding: 50px;  
  img{
    width:70%;
        height: 30%; 
  } 
}
.resource-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 20px;
            font-size: 0.9rem;
        }

        .resource-size {
            color: #666;
        }

        .download-btn {
            display: inline-flex;
            align-items: center;
            background-color: var(--sky-blue);
            color: var(--white);
            padding: 8px 20px;
            border-radius: 5px;
            text-decoration: none;
            font-weight: 500;
            transition: background-color 0.3s ease;
        }

        .download-btn:hover {
            background-color: #005f92;
        }

        .download-btn i {
            margin-right: 8px;
        }
        img{
            height:100px;
            margin-top: 0;
        }
   
.bigger{
    display: flex;
    justify-content: space-around;
    /* margin-top: 30px; */
}
.desc{
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    gap:20px
}
.desc h3{
    font-family: "Itim", cursive;
    font-style: normal;
    font-size: 20px;
    color:white;       
}
.desc p{
    font-family: "Itim", cursive;
    font-style: normal;
    font-size: 15px;
    color:white;    
}
.soc{
    display: flex;
}
.soc img{
    height: 30px;
}
.quick{
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;

}
.quick h3{
    font-family: "Itim", cursive;
    font-style: normal;
    font-size: 20px;
    color:white;          
}
.quick nav ul {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    line-height: 05px;
    padding-top: 20PX;

}
.quick nav ul A{
    COLOR:var(--light-gray)
}
.send h3{
    font-family: "Itim", cursive;
    font-style: normal;
    font-size: 20px;
    color:white;       
}
.send p{
    font-family: "Itim", cursive;
    font-style: normal;
    font-size: 15px;
    color:white;      
}
.two{
    display: flex;
    gap:0;
}
.plane{
    background-color:#81c784;
    width: 60px;
    height: 34px;
    display:flex;
    justify-content:center;
    align-items:center;
}
.plane img{
    height:20px;
    
}
.COPY{
    color:white;
    text-align: center;
    font-family: "Itim", cursive;
    font-style: normal;
}