:root {
    --main-color: #2c333a;
    --secondary-color: #39434d;
    --tertiary-color: #282b2e;
    --highlight-color: #424e57;
    --active-color: #0ff7a9;
    --main-text-color: #ebf1f5;
}

*,
html,
body {
    position: relative;
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

body {
    background-color: var(--secondary-color);
    user-select: none;
    -webkit-user-drag: none;
}

ul {
    display: block;
    position: relative;
    width: 260px;
}

ul,
li {
    margin: 0;
    padding: 0;
    list-style: none;
}

li:first-child {
    margin-top: 12px;
}

li:last-child {
    margin-bottom: 12px;
}

li a {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 42px;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
}

li p {
    justify-self: flex-start;
    margin-left: 0;
    margin-right: auto;
}

a,
p,
h1,
h2,
h3,
h4,
h5,
body {
    text-decoration: none;
    color: var(--main-text-color);
}

#app {
    display: flex;
    position: relative;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 0.96rem;
    line-height: 1.04;
    flex-direction: column;
    width: 100%;
    min-height: 100vh;
    overflow: hidden;
}

.side-menu {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    background-color: var(--main-color);
    overflow-y: auto;
}

.side-menu-item.active {
    background-color: red;
    background-color: var(--highlight-color);
}

.side-menu-item a:hover {
    cursor: pointer;
    background-color: var(--highlight-color);
}

#side-menu-level {
    font-size: 0.76rem;
}

.icon-medium {
    position: relative;
    display: block;
    width: 100%;
    max-width: 24px;
    height: 24px;
    margin-right: 8px;
}

.icon-medium img {
    position: relative;
    top: 50%;
    left: 50%;
    height: auto;
    width: 100%;
    transform: translate(-50%, -50%);
}

.notification {
    display: fixed;
    position: relative;
    margin: 0 auto;
    width: 100%;
    max-width: 300px;
}

.notification-content {
    display: flex;
    position: relative;
}

.notification-content ul {
    width: 100%;
}

.notification-content ul li {
    width: 100%;
    padding: 12px;
    margin-top: 8px;
    border-radius: 3px;
    background-color: var(--main-color);
    animation: notification-popup 300ms;
    z-index: 999;
}

@keyframes notification-popup {
    from {
        transform: translateY(-50%);
    }

    to {
        transform: translateY(0%);
    }
}

.status {
    position: fixed;
    display: none;
    top: 0;
    right: 0;
    margin: 0 auto;
    width: 280px;
    border-radius: 3px;
    overflow: hidden;
    background-color: var(--main-color);
}

.status-container {
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: stretch;
}

#status-text,
#playBtn {
    align-items: center;
    justify-content: center;
}

#status-text {
    display: flex;
    width: 100%;
    padding-left: 32px;
    font-size: 120%;
    font-weight: 600;
    text-transform: uppercase;
}

#playBtn {
    display: flex;
    width: 32px;
    height: 32px;
    user-select: none;
}

#playBtn:hover {
    cursor: pointer;
    background-color: var(--highlight-color);
}

.progress-bar-background {
    display: block;
    background-color: var(--tertiary-color);
    width: 100%;
    height: 8px;
    overflow: hidden;
}

#progress-bar {
    display: block;
    width: 33%;
    height: 100%;
    background-color: var(--active-color);
    transition: ease-in-out 0.2s;
}