#title {
    color: #f6f6f6;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2em;
}

#menuBtn {
    position: absolute;
    z-index: 5;
    top: 35px;
    left: 48px;
    cursor: pointer;
    transform: scale(1.1);
}

#menuBtn div {
    width: 30px;
    height: 2px;
    margin-bottom: 8px;
    background-color: #f66d3c;
    transition: transform 500ms cubic-bezier(0.6, 0.05, 0.28, 0.91), opacity 500ms, background-color 250ms;
}

#menuBtn.active {
}

#menuBtn.active div {
}

#menuBtn.active #top {
    transform: translateY(10px) rotate(-135deg);
}

#menuBtn.active #middle {
    opacity: 0;
    transform: rotate(135deg);
}

#menuBtn.active #bottom {
    transform: translateY(-10px) rotate(-45deg);
}

#menu {
    position: absolute;
    z-index: 1;
    top: 80px;
    left: -275px;
    min-width: 250px;
    opacity: 0;
    padding: 20px 0px;
    height: 340px;
    background-color: rgb(36,36,36);
    color: white;
    text-align: left;
    border: 1px solid gray;
    border-radius: 8px;
    transition: all 350ms cubic-bezier(0.6, 0.05, 0.28, 0.91);
    pointer-events: none;
}

#menu.active {
    left: 20px;
    opacity: 1;
    border: 1px solid gray;
    border-radius: 8px;
    pointer-events: all;
}

.tracksTitle {
    width: 90%;
    margin: auto;
    font-weight: 400;
}

.tracksTitle.second {
    margin-top: 10px;
}

#tracks {
    visibility: hidden;
    position: relative;
}

#tracks .track {
    position: relative;
    cursor: pointer;
    font-size: 17px;
    padding: 10px 30px;
    transition: all 250ms;
}

#tracks .track:hover {
    padding: 10px 45px;
    background-color: #f66d3c;
}

#tracks .track.selected {
    color: #f66d3c;
    pointer-events: none;
}

.tracksSeparator {
    position: relative;
    margin: auto;
    margin-bottom: 5px;
    margin-top: 5px;
    width: 90%;
    height: 1px;
    background-color: grey;
}

#menuBtn,
#menuBtn * {
    will-change: transform;
}

#menu {
    will-change: transform, opacity;
}