:root {
    --black: #000000;
    --lgtgrey: #8e8e8e;
    --text: #fff;
}

body {
    font-family: 'Fira Sans', sans-serif;
    overflow-x: hidden;
}

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

/*Custom scrollbar*/
/* width */
::-webkit-scrollbar {
    width: 10px;
}

/* Track */
::-webkit-scrollbar-track {
    background: #232323;
}

/* Handle */
::-webkit-scrollbar-thumb {
    background: #707070;
}

/* Handle on hover */
::-webkit-scrollbar-thumb:hover {
    background: var(--text);
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1em 2em;
    z-index: 1000;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

a {
    text-decoration: none;
    color: var(--text);
}

#left-logo-container .brand {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--text);
}

#link-nav-container {
    display: flex;
}

#link-nav-container a {
    margin: 0 1em;
    font-size: 1em;
    position: relative;
    color: var(--text);
    transition: color 0.3s;
}

#link-nav-container a::before {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--text);
    transition: width 0.3s ease-in-out, right 0.3s ease-in-out;
}

#link-nav-container a:hover::before {
    width: 100%;
    left: 0;
}


#account-container {
    display: flex;
    align-items: center;
}

#account-container svg {
    display: flex;
    align-content: center;
}


#viewport-hero {
    background-color: #222;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3em 2em 1em 2em;
    height: 100vh;
    min-height: 30em;
    background-color: rgba(34, 34, 34, 0.7);
    position: relative;
}

#viewport-hero::before {
    content: "";
    background: rgba(0, 0, 0, .3);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(50%);
    transition: 0.2s;
}

#viewport-hero .text {
    max-width: 700px;
    color: var(--text);
    position: relative;
    text-align: center;
    z-index: 2;
}

#viewport-hero h1 {
    font-size: 3em;
    margin-bottom: 0.3em;
}

#viewport-hero p {
    font-size: 1.1em;
    line-height: 30px;
}

.btn {
    font-size: 1.1em;
    display: inline-block;
    text-decoration: none;
    margin: 2em 1em;
    padding: 0.8em 1.5em;
    border-radius: 3em;
    background: transparent;
    color: var(--text);
    border: 2px solid white;
    transition: 0.3s;
}

.btn:hover {
    background: var(--text);
    color: var(--black);
}


@media screen and (min-width: 900px) {
    .container > .brand {
        display: none;
    }
}

@media screen and (max-width: 900px) {
    #viewport-hero h1 {
        font-size: 2.5em;
    }
}

@media screen and (max-width: 700px) {
    #link-nav-container {
        display: none;
    }

    #burger-menu-icon {
        color: var(--text);
        display: block;
    }

    .burger-menu.open {
        display: block;
        transform: translateX(0);
    }
}

@media screen and (max-width: 500px) {
    html {
        font-size: 14px;
    }
}