index.less

:root {
	--keyColor: #88c0d0;
	--sidebarColor: #2e3440;
	--sidebarColorMix: #2e3440;
}

:-webkit-scrollbar-thumb {
	background: transparent;
	border: 6px solid transparent;
	box-shadow: inset 0px 0px 10px 10px #4c566a80;
	border-radius: 16px;
	min-height: 64px;
	transition: border 1s;
}

div#app {
	--color1: #2e3440;
	--color2: #2e3440;
	--bgColor: transparent;
	--bgWidth: 0px;
	--bgHeight: 0px;
	--chromeHeight: 55px;
	--keyColor: #88c0d0;
	width: 100%;
	height: 100%;
	background: #2e3440;
	color: #eceff4;
	user-select: none;
	margin: 0 auto;
	position: relative;
	overflow: hidden;
	background-size: 400% 400%;

	&.simplebg {
		background: #2e3440;

		.app-chrome {
			z-index: 1;
		}
	}

	button:hover {
		.svg-icon {
			--color: var(--keyColor);
		}
	}

	.playback-button--small {
		&.shuffle {
			&.active {
				background-image: url(./Assets/shuffle.svg);
			}

			&:hover {
				background-image: url(./Assets/shuffle.svg);
			}
		}

		&.repeat {
			&.active {
				background-image: url(./Assets/repeat.svg);
			}

			&:hover {
				background-image: url(./Assets/repeat.svg);
			}
		}

		&.repeatOne {
			&.active {
				background-image: url(./Assets/repeatOne.svg);
			}

			&:hover {
				background-image: url(./Assets/repeatOne.svg);
			}
		}

		&.cast {
			&:hover {
				background-image: url(./Assets/cast.svg);
			}
		}

		&.queue {
			&.active {
				background-image: url(./Assets/queue.svg);
			}

			&:hover {
				background-image: url(./Assets/queue.svg);
			}
		}

		&.lyrics {
			&.active {
				background-image: url(./Assets/lyrics.svg);
			}

			&:hover {
				background-image: url(./Assets/lyrics.svg);
			}
		}
	}

	.playback-button {
		&.previous {
			&:hover {
				background-image: url(./Assets/backward.svg);
			}
		}

		&.pause {
			&:hover {
				background-image: url(./Assets/pause.svg);
			}
		}

		&.play {
			&:hover {
				background-image: url(./Assets/play.svg);
			}
		}

		&.next {
			&:hover {
				background-image: url(./Assets/forward.svg);
			}
		}
	}

	.volume-button--small {
		&.active {

			&:hover {
				background-image: url(./Assets/mute.svg);
			}
		}

		&:hover {
			background-image: url(./Assets/volume.svg);
		}
	}

	.md-btn:hover {
		color: var(--keyColor);
	}

	.md-btn.md-btn-primary {
		background: #3b4252;
		color: #88c0d0;
		border: 1px solid #4c566a;
	}

	.md-btn.md-btn-icon {
		display: inline-flex;
		vertical-align: middle;
		justify-content: center;
		background: #3b4252;
		color: #88c0d0;
	}

	#app-content {
		background: #2e3440;
		width: 100%;
		overflow-y: scroll;
		overflow-y: overlay;
		overflow-x: hidden;
		border-radius: 10px 0px 0px 0px;
		position: relative;
	}

	#navigation-bar {
		width: 100%;
		background-color: #434c5e;
		height: var(--navigationBarHeight);
		display: flex;
		align-items: center;
		padding: 0px 6px;
		z-index: 7;
		position: sticky;
	}

	.app-sidebar-footer {
		border: 0px;
	}

	.bg-artwork--placeholder {
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background: #2e3440;
		z-index: -1;
		text-align: left;
		background-size: cover;
		background-position: center;
		opacity: 0.7;
	}

	.app-chrome {
		.app-chrome-item {
			&.volume {
				input[type='range'] {
					&::-webkit-slider-thumb {
						background: var(--keyColor);
					}
				}
			}
		}
	}

	.usermenu-item:hover {
		background: var(--keyColor);
	}

	.nav.nav-pills.nav-fill {
		background-color: transparent;
	}

	.nav-pills:after {
		content: none;
	}

	.nav-link.active {
		color: var(--keyColor);
		box-shadow: none;
	}

	.nav-link::after {
		border-radius: 0;
		inset-block-end: -5px;
		inset-inline: 100%;
		border-bottom: 2px solid var(--keyColor);
		transition: inset-inline 1s var(--appleEase), display 1s var(--appleEase);
	}

	.nav-link:hover {
		box-shadow: none;
		color: var(--keyColor);

		&::after {
			background: transparent;
			border-bottom: 2px solid var(--keyColor);
			inset-inline: 30%;
			transition: inset-inline 0.5s var(--appleEase);
		}
	}

	.nav-link.active::after {
		background: transparent;
		border-bottom: 2px solid var(--keyColor);
		inset-inline: 10%;
	}
}

#app.macosemu {
	.app-chrome {
		.app-chrome-item>.window-controls-macos {
			div.close {
				background-image: url('Assets/close.svg') !important;
				background-position: center;
				background-repeat: no-repeat;
				background-color: transparent;
				width: 18px;
				height: 18px;
				box-shadow: none;
				filter: grayscale(30%);

				&:hover {
					filter: grayscale(0);
				}
			}

			div.minimize {
				background-image: url('Assets/maxmin.svg') !important;
				background-position: center;
				background-repeat: no-repeat;
				background-color: transparent;
				width: 22px;
				height: 22px;
				box-shadow: none;
				filter: grayscale(30%);

				&:hover {
					filter: grayscale(0);
				}
			}

			div.minmax {
				background-image: url('Assets/minmax.svg') !important;
				width: 22px;
				height: 22px;
				background-position: center;
				background-repeat: no-repeat;
				background-color: transparent;
				box-shadow: none;
				filter: grayscale(30%);

				&:hover {
					filter: grayscale(0);
				}
			}
		}
	}
}

#app.twopanel .app-chrome:not(.chrome-bottom) .app-chrome--center .top-nav-group .app-sidebar-item:before {
	background: var(--keyColor);
}

#app.twopanel .app-chrome.chrome-bottom {
	background: none !important;
}