style.css

body {
    margin: 0;
    font-family: 'DM Mono', monospace;
    font-size: 15px;
    color: whitesmoke;
    background: linear-gradient(-45deg, #6451a4, #2c8ec4, #31cdb0);
    background-size: 300% 300%;
    animation: gradientBG 20s ease infinite;
}

#home {
    transition: 2s;
}

nav {
    z-index: 99 !important;
    height: 6vh;
    background:#12121241;
    -webkit-backdrop-filter: saturate(180%) blur(8px);
    backdrop-filter: saturate(180%) blur(8px);
    position:sticky;
    position:-webkit-sticky;
    top: 0;
}

nav ul {
    display: flex;
    height: 6vh;
    justify-content: space-around;
    align-items: center;
    padding: 0;
    margin: 0 auto;
    list-style-type: none;
}

nav a {
    display: block;
    color: whitesmoke;
    font-size: 14px;
    font-weight: lighter;
    text-decoration: none;
    transition: 0.7s;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    transform: scale(1.0);
}

nav a:hover {
    color: #ffffff80;
    transform: scale(1.15);
    transition: transform 0.55s ease;
}

.NavBar {
    max-width: 1200px;
    margin: 0 auto;
}

.btext {
    color: whitesmoke;
    position: absolute;
    text-align: center;
    top: 40%;
    width: 100%;
    line-height: 1.4em;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
}

@-webkit-keyframes animatebottom {
    from {
        bottom: -50px;
        opacity: 0
    }

    to {
        bottom: 0px;
        opacity: 1
    }
}

@keyframes animatebottom {
    from {
        bottom: -50px;
        opacity: 0
    }

    to {
        bottom: 0;
        opacity: 1
    }
}

h1 {
    font-size: 55px;
}

.btn {
    text-decoration: none;
    padding: 10px 15px;
    line-height: 4em;
    transition: 1s;
    white-space: nowrap;
}


a img {
    transform: scale(1.0);
    filter:opacity(1);
    transition: transform 0.55s ease;
}

a img:hover {
    transform: scale(1.25);
    filter:opacity(0.5);
    transition: transform 0.55s ease;
}

#particles-js {
    background: linear-gradient(-45deg, #6451a4, #2c8ec4, #31cdb0);
    background-size: 300% 300%;
    height: 94vh;
    animation: gradientBG 20s ease infinite;
    overflow: hidden;
    transition: 2s;
}
@keyframes gradientBG {
	0% {
		background-position: 0% 50%;
	}
	50% {
		background-position: 100% 50%;
	}
	100% {
		background-position: 0% 50%;
	}
}

a {
    text-decoration: none;
    color: #3ebcff;
    transition: 0.7s;
    display: inline;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
}

.titleSubHeading4 {
    size: 17px;
    font-weight: lighter;
}

a:hover {
    text-decoration: none;
    color: #3ebcff80;
    transition: 0.7s;
}

#dev {
    background-color: #121212;
    height: 95vh;
    transition: 2s;
}

#graph {
    background-color: #121212;
    height: 95vh;
    transition: 2s;
}

#video {
    background-color: #121212;
    height: 90vh;
    transition: 2s;
}

.section {
    height: auto;
    background-color: #121212;
    background-position: center;
    background-repeat: no-repeat;
    border-top: none;
    padding-top: 3rem;
    padding-bottom: 1rem;
    transition: 2s;
}

.title {
    color: whitesmoke;
    text-align: center;
    padding-top: 5vh;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    transition: 2s;
}

.titleHeading {
    font-size: 40px;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    transition: 2s;
}

img {
    transform: scale(1);
    transition: 2s;
}

.contianerFlex {
    display: flex;
    flex-direction: row;
    flex-grow: 0;
    flex-wrap: nowrap;
    flex-shrink: 0;
    justify-content: space-between;
    list-style: none;
    padding-right: 10px;
    padding-left: 10px;
    margin-right: auto;
    margin-left: auto;
    max-width: 70%;
    border-spacing: 150px;
    transition: 2s;
}

.itemFlex {
    margin: 50px 50px 50px 50px;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    transition: 2s;
}

.titleHeadingSmall {
    font-size: 20px;
    margin-top: -10px;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    transition: 2s;
}

.titleSubHeading1 {
    margin-left: 20px;
    margin-right: 20px;
    margin-top: -20px;
    font-weight: normal;
    font-size: 18px;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s;
    text-align: left;
    transition: 2s;
}

.section2 {
    height: 15vh;
    background-color: #121212;
    background:#12121241;
    -webkit-backdrop-filter: saturate(180%) blur(8px);
    backdrop-filter: saturate(180%) blur(8px);
    transition: 2s;
}

.titleSubHeading2 {
    font-weight: lighter;
    font-size: 16px;
    -webkit-animation-name: animatebottom;
    -webkit-animation-duration: 2s;
    animation-name: animatebottom;
    animation-duration: 2s
}

@media screen and (max-width:1650px) {
    #dev {
        height: 80vh;
        transition: 2s;
    }
    
    #graph {
        height: 85vh;
        transition: 2s;
    }
    
    #video {
        height: 80vh;
        transition: 2s;
    }
    body {
        font-size: 16px;
        transition: 2s;
    }
    a img {
        display: unset;
    }
    img {
        display: none;
    }
    iframe {
        display: none;
    }
    .titleHeading {
        font-size: 20px;
        transition: 2s;
    }
    .titleSubHeading1 {
        margin-left: 10px;
        margin-right: 10px;
        margin-top: -20px;
        font-weight: normal;
        font-size: 15px;
        -webkit-animation-name: animatebottom;
        -webkit-animation-duration: 2s;
        animation-name: animatebottom;
        animation-duration: 2s;
        text-align: left;
        transition: 2s;
    }
    .itemFlex {
        margin: 10px 10px 10px 10px;
        -webkit-animation-name: animatebottom;
        -webkit-animation-duration: 2s;
        animation-name: animatebottom;
        animation-duration: 2s;
        transition: 2s;
    }
    .contianerFlex {
        display: flex;
        flex-direction: column;
        flex-grow: 2;
        flex-wrap: nowrap;
        flex-shrink: 2;
        justify-content: center;
        list-style: none;
        max-width: 70%;
        transition: 2s;
    }
    .section2 {
        height: 15vh;
        transition: 2s;
    }
    .containerSenpai {
        max-width: 98rem;
        margin: 0 auto;
        padding: 0 2.2rem;
        padding-right: unset;
        transition: 2s;
    }
    
}

@media screen and (max-width:500px) {
    #dev {
        height: 95vh;
        transition: 2s;
    }
    
    #graph {
        height: 100vh;
        transition: 2s;
    }
    
    #video {
        height: 100vh;
        transition: 2s;
    }
}

@media screen and (max-width:400px) {
    #dev {
        height: 115vh;
        transition: 2s;
    }
    
    #graph {
        height: 135vh;
        transition: 2s;
    }
    
    #video {
        height: 130vh;
        transition: 2s;
    }
}

@media screen and (max-height:730px) {
    nav {
        height: 10vh;
        transition: 2s;
    }
    
    #particles-js {
        height: 110vh;
        transition: 2s;
    }

    #home {
        height: 110vh;
        transition: 2s;
    }
    
    #dev {
        height: 150vh;
        transition: 2s;
    }
    
    #graph {
        height: 155vh;
        transition: 2s;
    }
    
    #video {
        height: 150vh;
        transition: 2s;
    }

    .section2 {
        height: 25vh;
        transition: 2s;
    }
}