* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: 0.5s;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

:root {
    --dark-btn-bg: #000;
    --dark-btn-c: #fff;
    --nav-bg: #04253D;
    --nav-sections-c: #fff;
    --ntc: #04253D;
    --sep-bg: #051B2C;
    --sep-c: #fff;

    --header-bg: #fff;


    --ff-c: #fff;
    --ff-1-bg: #04253D;
    --ff-2-bg: #FE8282;

    --ctc-lbg: #fff;

    --ctc-bg: #051B2C;
    --ctc-tc: #fff;

    --ft-bg: #fff;
    --ft-tc: #000;

    --about-bg: #FDFFF0;
    --hobbies-bg: #FFE58F;
    --funfact-bg: #DFECFF;
}

.dark {
    --dark-btn-bg: #fff;
    --dark-btn-c: #000;
    
    --ntc: #fff;
    --sep-bg: #04253D;

    --funfact-bg: #051B2C;
    --about-bg: #051B2C;
    --hobbies-bg: #051B2C;

    --ft-bg: #051B2C;
    --ft-tc: #fff;

    --header-bg: #051B2C;
}
nav {
    position: fixed;
    display: flex;
    width: 100%;
    height: 50px;

    align-items: center;
    justify-content: space-between;

    background-color: var(--nav-bg);
    z-index: 2;
}

.dark-btn {
    margin-left: 10px;
    display: block;
    padding: 10px;
    background-color: var(--dark-btn-bg);
    border-radius: 10px;
    color: var(--dark-btn-c);
}

.nav-sections {
    min-width: 400px;
    display: block;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 35%;
    margin-right: 20px;
}

.nav-sections a {
    font-size: 20px;
    color: var(--nav-sections-c);
    padding: 10px;
    display: block;
    text-decoration: none;
}

header {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    background-color: var(--header-bg);
}

.alignment-1 div {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 400px;
}

header div {
    width: 700px;
}

section div {
    width: 400px;
}

section div * {
    text-align: center;
}

header div * {
    color: var(--ntc);
    text-align: center;
}
header img {
    border-radius: 300px;
}

section.alignment-1 {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    width: 100%;
}


.sep {
    width: 100%;
    background-color: var(--sep-bg);
    text-align: center;
    color: var(--sep-c);
    letter-spacing: 0.9rem;
    font-size: 1.5rem;
    line-height: 0.6;
    border-bottom: 4px solid var(--sep-bg);
}

.hobby {
    padding: 10px;
    margin-top: 40px;
}

.hobby img {
    margin-bottom: 30px;
}

.alignment-2 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
}



.alignment-2 > div {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    width: 90%;
}

.ff-1 {
    background-color: var(--ff-1-bg);
    color: var(--ff-c);
    border-radius: 20px;
    max-width: 280px;
    max-height: 280px;
}

.ff-2 {
    background-color: var(--ff-2-bg);
    color: var(--ff-c);
    border-radius: 30px;
    max-width: 500px;
    max-height: 500px;
    z-index: 1;
}


h1 {
    font-size: 70px;
}

p {
    font-size: 30px;
    font-weight: 50;
}

#contact a {
    background-color: var(--ctc-lbg);
    border-radius: 20px;
    width: 110px;
    height: 110px;
    padding: 5px;
}

#contact a img {
    border-radius: 100px;
}

.sep::after {
    content: "• • •";
}

#about {
    background-color: var(--about-bg);
    color: var(--ntc);
    height: 70vh;
}

#hobbies {
    background-color: var(--hobbies-bg);;
    color: var(--ntc);
    height: 100vh;
}

#funfact {
    background-color: var(--funfact-bg);
    color: var(--ntc);
    height: 100vh;
}

#contact {
    background-color: var(--ctc-bg);
    color: var(--ctc-tc);
    height: 70vh;
    padding-bottom: 50px;
}

#contact > div {
    width: 50%;
}

#contact h1 {
    margin: 30px;
}

footer {
    background-color: var(--ft-bg);
    color: var(--ft-tc);
}

footer h1 {
    padding: 20px;
    font-size: 30px;
    text-align: center;
}

.hidden {
    display: none;
}

/* for interaction and animations: */

#contact a{
    transition: 1s;
}
#contact a:hover {
    transform: rotate(30deg) scale(2);
}

nav a, .dark-btn {
    transition: 1s;
    cursor: pointer;
}

nav a:hover, .dark-btn:hover, .active {
    font-size: 25px;
    background-color: #FE8282;
}

.ff-2 {
    transition: 1s;
}

.ff-2:hover {
    transform: rotate(30deg) scale(1.25);
}