:root {
    --radius: 22px;
    --overlay: linear-gradient(0deg, rgba(0, 0, 0, .65)0%, rgba(0, 0, 0, 0)100%);
}

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

body {
    font-family: system-ui, Arial, sans-serif;
    background: #f7f7f7;
    color: #111
}

a {
    text-decoration: none
}

a:hover {
    text-decoration: underline
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: 56px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: auto;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .1);
}

.menu-btn {
    position: absolute;
    left: 16px;
    background: none;
    border: 0;
    padding: 8px;
    cursor: pointer
}

.menu-btn svg {
    width: 24px;
    height: 24px;
    fill: #111
}

.logo {
    height: 28px
}

main {
    padding: 16px 16px 80px
}