portfolio/stylesheet-essentials.css

* {
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    width: 100%;
    height: 100%;
    margin: 0;

    color: #fff;
    font-family: Manrope, sans-serif;
    font-variation-settings: 'wght' 500;

    background-color: #121212;
}

header {
    position: fixed;
    z-index: 10;
    width: 100%;
    padding: 10px 10px 10px 110px;
    background-color: #253622;
    box-shadow: #0003 0 0 10px;
    transform: translateY(-100%);
    transition: transform 200ms ease-in-out, gap 200ms ease-in-out, opacity 200ms;
}

nav {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;

    font-size: 1.6em;
    letter-spacing: 4px;
}

nav a:first-letter {
    font-weight: bolder;
    font-size: larger;
}

nav a {
    position: relative;

    font-family: Manrope, sans-serif;

    opacity: 0;

    transform: translateX(-100%);
    transition: transform 700ms, opacity 700ms;
}

nav a::after {
    content: '';

    position: absolute;
    left: 0;
    bottom: -3px;

    background: #3AC414;

    width: 0;
    height: 3px;

    transition: width 200ms ease-in-out;
}

nav a:hover::after {
    width: 100%;
}

nav a:nth-child(0n+2) {
    transition: transform 600ms, opacity 600ms;
}
nav a:nth-child(0n+3) {
    transition: transform 500ms, opacity 500ms;
}
nav a:nth-child(0n+4) {
    transition: transform 400ms, opacity 400ms;
}
nav a:nth-child(0n+5) {
    transition: transform 300ms, opacity 300ms;
}
nav a:nth-child(0n+6) {
    transition: transform 200ms, opacity 200ms;
}

a {
    text-decoration: none;
    color: #fff;
}

.slide-elements a {
    opacity: 100%;
    transform: translateX(0);
}

.hamburger {
    position: absolute;

    z-index: 15;

    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 5px;

    cursor: pointer;

    top: 100%;
    left: 50px;
    width: 50px;
    height: 50px;
    background-color: #3AC414;
    border-radius: 0 0 0.5em 0.5em;
}

.hamburger::before {
    position: absolute;
    content: '';

    width: 100%;
    height: 100vh;
    bottom: 100%;

    background-color: #3AC414;
}

.hamburger > span {
    width: 35px;
    height: 5px;
    background: #CAEBC0;
    transition: transform 200ms ease-in-out, background 200ms ease-in-out;
}

.hamburger:hover > span {
    background: #D6FFC9;
}

.to-cross .hamburger {
    gap: 0;
}

.to-cross > .hamburger >  span  {
    transform: rotate(45deg) translateY(2px) translateX(1px);
}

.to-cross > .hamburger > span + span {
    transform: rotate(-45deg) translateY(-2px) translateX(1px);
}

.slide-in {
    transform: translateY(0) translateX(0) !important;
}

.main-title {
    display: flex;
    justify-content: center;
    align-items: center;

    overflow: hidden;

    top: 0;
    left: 0;

    width: 100%;
    height: 100vh;

    text-align: center;

    font-family: Manrope, sans-serif;
    font-variation-settings: 'wght' 500;
    font-size: 2em;
    letter-spacing: 0.1em;
    color: #fff;
}

.main-title h1 {
    cursor: pointer;
    transition: text-shadow 200ms, transform 200ms;
}

.main-title h1:hover {
    transform: translateX(-2.5px) translateY(-2.5px);
    text-shadow: #253622 5px 5px 0;
}

.to-fade {
    opacity: 0;
    transition: opacity 1000ms;
}

.fade-in {
    opacity: 100%;
}

/* Title fix  */
@media (min-width: 522px) {
    .main-title h1 {
        white-space: nowrap;
    }
}