html {
    margin: 0;
    top: 0;
    left: 0;
    font-family: 'Oswald', sans-serif;

    /*Fixed Background*/
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(/res/bg.jpg);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 300px;

    /*Global Variables*/
    --desktop-height: calc(20px + 2vw);
    --mobile-height: calc(10px + 2vw);

    --header-transparency: rgba(0, 0, 0, 0.7);

    --image-size: 20%;
    --red: #d22;
    --dark-gray: #111;
    --gray: #151515;
    --light-gray: #222;

    --quick-transition: cubic-bezier(0.165, 0.84, 0.44, 1) 0.5s;
    --long-transition: cubic-bezier(0.215, 0.610, 0.355, 1) 1s;
}

/* Desktop header*/
.header {
    width: 100%;
    left: 0;
    z-index: 20;
    display: flex;
    position: absolute;
    overflow: hidden;
    transition: var(--quick-transition);
}
.header-title {
    width: 100%;
    color: #fff;
    display: flex;
    flex-wrap: nowrap;
    font-size: calc(var(--desktop-height) / 2);
    margin: auto 0;
}
#logo-header {
    display: none;
    opacity: 0;
    margin: auto 0;
}
#logo-header a {
    text-decoration: none;
    color: #fff;
}
#logo-header img {
    display: flex;
    margin-left: 5px;
}
#links-header {
    display: flex;
    flex: 1;
    margin: auto 0;
    justify-content: space-around;
    transition: var(--quick-transition);
}
#links-header a {
    color: #eee;
    text-align: center;
    margin: auto 1vw;
    text-decoration: none;
    font-family: 'Dosis', sans-serif;
    transition: var(--quick-transition);
}
.header, #links-header, #logo-header, #logo-header img{
    height: var(--desktop-height);
    font-size: calc(var(--desktop-height) / 2);
}

/*Hover settings*/
.header:hover {
    background-color: var(--header-transparency);
    height: calc(var(--desktop-height) * 1.5);
}
.header:hover > .header-title {
    font-size: calc(var(--desktop-height) / 1.75);
    height: calc(var(--desktop-height) * 1.5);
}
#links-header a:hover {
    color: var(--red);
}

/*Sticky header*/
.sticky > #logo-header {
    opacity: 1;
    display: flex;
}
.sticky > #links-header {
    display: flex;
    flex: 1 1 0;
    justify-content: flex-end;
}
.sticky {
    position: fixed;
    background-color: var(--header-transparency);
    top: 0;
}

/* Content settings */
.content {
    width: 100%;
    min-height: 100%;
    top: 0;
    left: 0;
    display: flex;
    position: absolute;
    flex-wrap: wrap;
    flex-direction: column;
}

/* Banner settings */
#banner {
    /*Sizing*/
    height: 100vh;
    width: 100%;
    color: #fff;
    overflow: hidden;
    font-size: 4vw;
    transition: var(--long-transition);
    
    /*Flexbox content*/
    justify-content: center;
    align-items: center; 
    display: flex;
}
#banner h1 {
    filter: drop-shadow(-5px 6px 3px rgba(0,0,0,.7));
}
#banner img {
    width: 20vw;
    filter: drop-shadow(-5px 6px 3px rgba(0,0,0,.7));
    transition: var(--long-transition);
}

/* Text field settings */
#text {
    display: flex;
    flex-wrap: wrap;
    width: 95%;
    min-height: 100px;
    background-color: var(--light-gray);
    color: #fff;
    align-self: center;
    transition: var(--quick-transition);
}

#text h2 {
    text-align: center;
    width: 100%;
    margin: 3vw 0;
    font-size: 5vw;
    line-height: 8vw;
    background-color: var(--gray);
    transition: var(--quick-transition);
    color: var(--red);
}
.text-field {
    width: 100%;
    justify-content: center;
    display: flex;
    padding: 20px;
    background-color: var(--gray);
    margin: 0 auto;
    flex-direction: row;
    flex: 1;
    font-size: 1.2vw;
    flex-wrap: wrap;
    align-items: flex-start;
    text-align: center;
    font-family: 'Dosis', sans-serif;
    transition: var(--quick-transition);
}
.row {
    width: 45%;
}
.text-field h3 { 
    font-size: 1.2vw;
    margin: 0;
}

/*Category of descriptions*/
.category {
    margin: 1.5vw 0;
    display: flex;
    flex-wrap: nowrap;
    width: 100%;
    overflow: hidden;
    transition: var(--quick-transition);
    filter: saturate(0%);
    color: #fff;
    box-shadow: 0 4px 8px -2px #000;
}
.category img {
    width: 40%;
    max-width: 900px;
    padding: 5% 5% 5% 5%;
    transition: var(--quick-transition);
}
.category:hover {
    color: #c22;
    box-shadow: 0 10px 8px -2px #000;
    filter: saturate(100%);
}

/*Left Side settings*/
.left {
    background-color: var(--dark-gray);
    width: var(--image-size);
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 200px;
    transition: var(--quick-transition);
}

.swap .left {
    order: 1;
}

/*Right side settings*/
.right {
    background-color: var(--gray);
    width: calc(100% - var(--image-size));
    display: flex;
    flex-direction: column;
    padding: 2%;
    justify-content: center;
    text-align: right;
    transition: var(--quick-transition);
}
.right h3 {
    font-size: 3vw;
    margin: 0;
}
.right p {
    font-size: 1.5vw;
    font-style: italic;
    font-family: 'Open Sans Condensed', sans-serif;
}
.swap .right {
    order: 0;
    text-align: left;
}

/*Webpage footer*/
#footer {
    color: #fff;
    display: flex;
    width: 100%;
    height: auto;
    font-size: 1vw;
    text-align: center;
    align-items: center;
    overflow: hidden;
    align-content: space-around;
    padding: 2% 0;
    background-color: var(--dark-gray);
}
#footer a {
    color: var(--red);
    text-decoration: none;
    padding: 0 0.5vw;
}
#footer-r, #footer-r a {
    font-size: 1.5vw;
    padding: 0;
    font-style: italic;
}

/*Adaptive content using media queries*/
@media screen and (max-width: 720px) {
    
    /*Header settings*/
    .header {
        position: relative;
        padding: 5px 0;
        background-color: var(--dark-gray);
    }
    .header-title {
        opacity: 0;
        display: none; 
    }
    #links-header a {
        font-size: 3vw;
    }
    .header, #links-header, #links-header a, #logo-header img {
        height: var(--mobile-height);
        line-height: var(--mobile-height);
    }
    .header:hover {
        background-color: var(--header-transparency);
        height: var(--mobile-height);
    }
    .header:hover > #links-header a {
        line-height: var(--mobile-height);
        font-size: 3vw;
    }

    /*Banner settings*/
    #banner {
        font-size: 4vw;
        height: 300px;
    }
    #banner img {
        width: 20vw;
    }

    /*Category settings*/
    .category {
        flex-wrap: wrap;
        margin: 2vw 0;
    }
    .category img {
        width: 30%;
        margin: 0 auto;
    }

    /*Sides and swapping*/
    .left, .right {
        width: 100%;
    }
    .swap .left {
        order: 0;
    }
    .left {
        min-width: 200px;
    }
    .swap .right {
        order: 1;
        text-align: center;
    }
    .right {
        padding: 10px 25px 10px 25px;
        text-align: center;
    }
    .right h3 {
        font-size: 6vw;
    }
    .right p {
        font-size: 3vw;
        margin: 0;
    }

    /*Text field settings*/
    .row { 
        width: 100%;
        margin: 10px 0;
    }
    .text-field {
        font-size: 3vw;
        padding: 10px;
        justify-content: space-between;
    }
    .text-field h3 {
        font-size: 4vw;
    }

    /*Footer settings*/
    #footer {
        width: 90%;
        padding: 0 5%;
        font-size: 4vw;
        height: auto;
        flex-flow: wrap;
    }
    #footer a {
        font-size: 4vw;
        padding: 0 7px 0 7px;
    }
    #footer-r, #footer-r a {
        font-size: 3vw;
        padding: 0;
    }
    #footer-r {
        padding: 0 0 10px 0;
    }
}

/*Fit text to whole screen*/
@media screen and (max-width: 1280px) {
    #text {
        width: 100%;
    }
}

/*Scrollbar hide*/
::-webkit-scrollbar {
    width: 0;
}