:root {
  --primary-color: #ec1f55;
  --text-color   : #333;
}

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

body {
  background-color: #f5f5f5;
}

html {
  box-sizing : border-box;
  font-family: "Poppins", sans-serif;
}

.player {
  position : relative;
  max-width: 480px;
  margin   : 0 auto;
}

.player .icon-pause {
  display: none;
}

.player.playing .icon-pause {
  display: inline-block;
}

.player.playing .icon-play {
  display: none;
}

.dashboard {
  padding         : 16px 16px 14px;
  background-color: #fff;
  position        : fixed;
  top             : 0;
  width           : 100%;
  max-width       : 480px;
  border-bottom   : 1px solid #ebebeb;
}

/* HEADER */
header {
  text-align   : center;
  margin-bottom: 10px;
}

header h4 {
  color    : var(--primary-color);
  font-size: 12px;
}

header h2 {
  color    : var(--text-color);
  font-size: 20px;
}

/* CD */
.cd {
  display: flex;
  margin : auto;
  width  : 200px;
}

.cd-thumb {
  width           : 100%;
  padding-top     : 100%;
  border-radius   : 50%;
  background-color: #333;
  background-size : cover;
  margin          : auto;
}

/* CONTROL */
.control {
  display        : flex;
  align-items    : center;
  justify-content: space-around;
  padding        : 18px 0 8px 0;
}

.control .btn {
  color    : #666;
  padding  : 18px;
  font-size: 18px;
}

.control .btn.active {
  color: var(--primary-color);
}

.control .btn-toggle-play {
  width           : 56px;
  height          : 56px;
  border-radius   : 50%;
  font-size       : 24px;
  color           : #fff;
  display         : flex;
  align-items     : center;
  justify-content : center;
  background-color: var(--primary-color);
}

.progress {
  width             : 100%;
  -webkit-appearance: none;
  height            : 6px;
  background        : #d3d3d3;
  outline           : none;
  opacity           : 0.7;
  -webkit-transition: 0.2s;
  transition        : opacity 0.2s;
}

.progress::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance        : none;
  width             : 12px;
  height            : 6px;
  background-color  : var(--primary-color);
  cursor            : pointer;
}

/* PLAYLIST */
.playlist {
  background: rgb(235, 235, 235);
  margin-top: 408px;
  padding   : 12px;
}

.song {
  display         : flex;
  align-items     : center;
  margin-bottom   : 12px;
  background-color: #fff;
  padding         : 8px 16px;
  border-radius   : 5px;
  box-shadow      : 0 2px 3px rgba(0, 0, 0, 0.1);
}

.song.active {
  background-color: var(--primary-color);
}

.song:active {
  opacity: 0.8;
}

.song.active .option,
.song.active .author,
.song.active .title {
  color: #fff;
}

.song .thumb {
  width          : 44px;
  height         : 44px;
  border-radius  : 50%;
  background-size: cover;
  margin         : 0 8px;
}

.song .body {
  flex   : 1;
  padding: 0 16px;
}

.song .title {
  font-size: 18px;
  color    : var(--text-color);
}

.song .author {
  font-size: 12px;
  color    : #999;
}

.song .option {
  padding  : 16px 8px;
  color    : #999;
  font-size: 18px;
}