:root {
    --default-bg-colour: #e6e6e6;
    --default-border-colour: #959595;
    --border-colour-dark: #959595;
    --border-colour-light: #959595;

    --header-colour: #9370db;
    --header-colour-dark: #959595;
    --header-colour-light: #959595;
    --header-border-width: 10px;

    --content-width: clamp(50%, 50%, 80%);
}

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

body {
    background-color: var(--default-bg-colour);
}

#header {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: sticky;
    margin-top: 10vh;
    z-index: 10;
}

#header-body {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    width: var(--content-width);
}

.navbar::selection {
    background: #1b1b1b;
    color: #fff;
}

.navbar {
    align-self: flex-start;

    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;


    font-family: "poppins", sans-serif;
}

.links-container {
    display: flex;
    list-style: none;
    margin-left: 2rem;
    height: 100%;
}

.link-item {
    margin-right: 0.5em;

    background-color: var(--header-colour);
    border: solid var(--header-border-width);
    border-color: var(--header-colour-light) var(--header-colour-light) var(--header-colour-dark) var(--header-colour-dark);
    border-bottom: none;
}

.link {
    padding: 10px;
    text-decoration: none;
    text-transform: capitalize;
    color: #000;
}

#header-titlebar {
    padding: 0 0.5em 0 0.5em;

    background-color: var(--header-colour);
    border: solid var(--header-border-width);
    border-color: var(--header-colour-light) var(--header-colour-light) var(--header-colour-dark) var(--header-colour-dark);

    h2 {
        font-family: "poppins", sans-serif;
    }
}