html {
    overflow-x: hidden; 
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh; 
    color: white;
    background-color: black ;
}

.background-container{
    display: inline-block;
    position: absolute;
    top: 0;
    width: 100%;
    height: 100vh;
    overflow:hidden;
    z-index: 0;
    background-color: black;
}

.noshow{
    display: none;
}

.background-img{
    position: absolute;
    width: 110%;
    height: 110vh;
    background-image: url(../Pictures/shine.jpg);
    background-size: cover;
    background-position: center;
    transition: all 300ms ease;
    z-index: -1;
}   

.filter1{
    display:block;
    width: 100%;
    height: 100vh;
    z-index: -5;
    background-color: pink;
}

.Portfolio-section{
    
    width: 100%;
    height: auto;

    display: flex;
    flex-direction: column;;
    background-size: 100%;
    background-color: black;
    position: relative;
}

.container{
    position: relative;
    width: 100%;
    height: 100%;
    background-color: black;
    z-index: 0;
}

.bubbles{
    position: relative;
    display: flex;
    gap: clamp(0.5rem, 2vw, 2rem);
}
.bubbles span{
    position: relative;
    width: 20px;
    height: 20px;
    background-color: yellow;
    box-shadow: 0 0 0 10px gold;
    animation: animate 15s linear infinite;
    animation-duration: calc(8000s /var(--i));
    animation-delay: -5000s;
    border-radius: 100%;

}

.bubbles span:nth-child(even){
    box-shadow: red;
    box-shadow: 0 0 0 10px gold;
}

@keyframes animate{
    0%
    {
        transform: translateY(300vh) scale(0.1);
    }
    100%{
        transform: translateY(0vh) scale(0.1);
    }
}

.bubbles span.glow {
    animation: animate 15s linear infinite, glow 3s ease-in-out infinite;
    animation-delay: calc(var(--i) * -0.5s), calc(var(--i) * 0.3s);

}

@keyframes glow {
    0%, 70%, 100% {
        box-shadow: 0 0 0 10px gold;
        background-color: yellow;
    }
    35% {
        box-shadow: 0 0 20px 8px #fffacd;
        background-color: #f7efa0;
    }
}