/* CSS Reset */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}


/* Variables */

:root {
    --color-neutral-dark: #333333;
    --color-neutral-light: #f5f5f5;
    --color-white: #ffffff;
}


/* Layout */

.container {
    max-width: 1000px;
    margin-right: auto;
    margin-left: auto;
    padding: 0 20px;
}

.display-flex {
    display: flex;
}

.flex-stretch {
    flex: 1 1 auto;
}


/* Navbar */

.navbar {
    padding: 20px 0;
}

.navbar .display-flex {
    align-items: center;
}

.navbar h1 {
    margin: 0;
}

.navbar a {
    margin-left: 20px;
    text-decoration: none;
    color: inherit;
}


/* Card */

.card {
    padding: 20px;
    border: 1px solid #dddddd;
}

.card-container {
    display: flex;
    gap: 20px;
}

.card-container .card {
    flex: 1;
}


/* View Window */

.viewwindow {
    min-height: 400px;
    display: flex;
    align-items: center;
}