html {
    scroll-behavior: smooth;
}
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'poppins',sans-serif;
    text-decoration: none;
    list-style: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
}
:root{
    --bg-color:#080808;
    --second-bg-color:#131313;
    --text-color:white;
    --main-color:#31adf5;
}
body{
    background: var(--bg-color);
    color: var(--text-color);
}
header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}
.btn{
   display: flex;
   flex-wrap: wrap;
   justify-content: center;
   gap: 15px;  
   padding: 20px;
   margin: 0 auto;
   max-width: 30%;
   background: var(--main-color);
   border-radius: 3rem;
   color: var(--bg-color);
   font-size: 1rem;
   font-weight: 600;
   transition: 0.5s ease;
   margin-top: 30px;
}
.btn:hover{
    box-shadow: 0 0 20px var(--main-color);
}
h1{
    color: white;
    font-family: 'poppins', sans-serif;
    text-align: center;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}body {
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
}
body.page-loaded {
    opacity: 1;    
}
.fade-up{
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-in-out;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);

}