* {
    margin: 0;
    padding: 0;
    font-family: "Roboto", sans-serif;
    color: #2c3e50;
    box-sizing: border-box;
  }
  body {
    background: #f1f2f6;
  }
  .wrapper {
    display: flex;
    min-height: 100vh;
    padding: 0px 20px 0px 135px;
  }
  .theme-wrap {
    display: flex;
    flex-wrap: wrap;
    flex: 1 1 auto;
    margin-top: 10px;
    margin-bottom: 10px;
    gap: 2%;
  }
  section {
    border: 1px solid rgba(0,0,0,.2);
    border-radius: 20px;
    background: #f9f9f9;
    padding: 20px;
    overflow: hidden;
    margin-bottom: 20px;
  }
  section.w-half {
    width: 49%;
    flex: 0 0 49%:
  }
  ul {
    margin: 10px 5px 10px 20px;
    padding: 0;
  }
  .colors-wrap {
    padding: 10px;
    border: 1px solid rgba(0,0,0,.2);
    width: 105px;
    box-sizing: border-box;
    position: fixed;
    top: 10px;
    left: 10px;
    height: calc(100% - 20px);
    z-index: 1000;
    background: #fff;
    border-radius: 20px;
  }
  #add-color {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
  }
  #add-color label {
    font-size: 12px;
  }
  #add-color input {
    width: 100%;
    box-sizing: border-box;
    line-height: 24px;
    padding: 0 5px;
    margin: 5px 0;
    border: 1px solid rgba(0,0,0,0.2);
  }
  #add-color button {
    border: 0;
    background: #2c3e50;
    padding: 8px 20px;
    width: 100%;
    color: #fff;
    font-size: 12px;
  }
  .color-list {
    display: flex;
    flex-direction: column;
    margin: 20px 0;
    gap: 10px;
  }
  .color-item, .color-box {
    position: relative;
  }
  .color-item[data-color="#000000"] .delete-color,
  .color-item[data-color="#FFFFFF"] .delete-color {
    display: none;
  }
  .color-box {
    border-radius: 20px;
    box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.1);
    text-shadow: 1px 1px 1px #222;
  }
  .color-box:before {
    content: "";
    display: block;
    padding-top: 100%;
  }
  .delete-color {
    position: absolute;
    top: -3px;
    right: -3px;
    border-radius: 50px;
    width: 20px;
    height: 20px;
    padding: 0;
    z-index: 10;
    border: 0;
    color: #fff;
    background: #c0392b;
    line-height: 16px;
    text-align: center;
    font-size: 12px;
    cursor: pointer;
  }
  .delete-color:hover {
    background: #e74c3c;
  }
  .color-hex {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 5px;
    z-index: 10;
    color: #fff;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-family: Arial;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5);
  }
  #buttons {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    gap: 20px;
    padding: 20px 0;
    width: 100%;
  }
  .button-item {
    display: flex;
    gap: 10px;
    padding: 10px;
    box-sizing: border-box;
    
    font-size: 14px;
    text-align: center;
  }
  
  .btn {
    padding: 8px 20px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-family: "Raleway", sans-serif;
    margin-bottom: 10px;
  }
  i.check:before {
      content: "";
      width: 10px;
      height: 5px;
      border-left: 4px solid green;
      border-bottom: 4px solid green;
      display: block;
      position: absolute;
      transform-origin: center;
      transform: rotate(-50deg);
      top: -3px;
  }
  
  i.check {
      width: 10px;
      height: 10px;
      display: inline-block;
      vertical-align: middle;
      position: relative;
      margin-right: 2px;
  }
  i.fail:before {
      content: "";
      width: 10px;
      height: 0px;
      border-left: 4px solid red;
      border-bottom: 4px solid red;
      display: block;
      position: absolute;
      transform-origin: center;
      transform: rotate(-50deg);
      top: 0px;
  }
  i.fail:after {
      content: "";
      width: 10px;
      height: 0px;
      border-left: 4px solid red;
      border-bottom: 4px solid red;
      display: block;
      position: absolute;
      transform-origin: center;
      transform: rotate(50deg);
      top: 0px;
  }
  
  i.fail {
      width: 10px;
      height: 10px;
    margin-right: 2px;
      display: inline-block;
      vertical-align: middle;
      position: relative;
  }
  #headings {
    margin-top: 15px;
    padding: 20px 0;
  }
  .heading {
    font-size: 24px;
    line-height: 30px;
  }
  .heading span {
    font-size: 14px;
    line-height: 30px;
    font-weight: 400;
    padding: 0 5px;
    display: inline-block;
    vertical-align: middle;
  }
  h1 {
    font-size: 20px;
    font-weight: 700;
    margin: 0px 0 10px;
  }
  h2 {
    font-size: 18px;
    font-weight: 700;
    margin: -20px -20px 10px;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    padding: 10px 20px;
    background: #f1f1f1;
  }
  p, li {
    font-size: 14px;
  }
  #playground-controls-wrap {
    display: flex;
    margin: 0px -20px 10px;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    padding: 10px 20px;
    align-items: center;
    line-height: 20px;
    vertical-align: middle;
    background: #fff;
  }
  h3 {
    font-size: 14px;
    line-height: 20px;
  }
  #button-controls,
  #heading-controls,
  #playground-controls {
    padding: 0 10px;
    display: flex;
    font-size: 12px;
    align-items: center;
    flex: 1 1 auto;
    
  }
  #button-controls label,
  #heading-controls label,
  #playground-controls label {
    padding: 0 10px;
    flex: 0 0 25%;
  }
  #playground-controls select {
    padding: 0 10px;
    margin: 4px 0 0;
    width: 100%;
    height: 20px;
    font-size: 12px;
    display: block;
  }
  
  #playground {
    margin: 20px -10px 0px;
    padding: 20px;
    position: relative;
    display: flex;
    gap: 20px;
    border: 1px dashed rgba(0, 0, 0, 0.2);
  }
  #pg-heading {
    font-size: 24px;
    font-weight: 700;
    padding: 5px 0 10px;
    line-height: 1.2;
    display: inline-block;
  }
  #pg-smheading {
    font-size: 19px;
    font-weight: 700;
    padding: 5px 0 10px;
    line-height: 1.2;
    display:  inline-block;
  }
  #pg-para {
    font-size: 16px;
    line-height: 1.4;
  }
  .score {
    font-size: 10px;
    display: inline-block;
    padding: 2px 5px;
    line-height: 1;
    vertical-align: middle;
    background: #fff;
    border: 1px solid #EEE;
  }
  .scorecard {
    position: relative;
    font-size: 12px;
    width: 240px;
    flex: 0 0 240px;
    background: #fff;
    padding: 10px;
    border: 1px solid rgba(0,0,0,0.2);
    line-height: 1.4;
  }
  .scorecard-hd {
    font-size: 14px;
    font-weight: bold;
    margin: 4px 0 2px;
  }
  .input-wrapper {
    display: flex;
    gap: 10px;
    font-size: 12px;
  }
  .input-group label {
    display: block;
    margin-bottom: 4px;
  }
  .range-slider__range {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: #d7dcdf;
    outline: none;
    padding: 0;
    margin: 5px 0;
  }
  .range-slider__range::-webkit-slider-thumb {
    -webkit-appearance: none;
            appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #2c3e50;
    cursor: pointer;
    -webkit-transition: background 0.15s ease-in-out;
    transition: background 0.15s ease-in-out;
  }
  .range-slider__range::-webkit-slider-thumb:hover {
    background: #1abc9c;
  }
  .range-slider__range:active::-webkit-slider-thumb {
    background: #1abc9c;
  }
  .range-slider__range::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border: 0;
    border-radius: 50%;
    background: #2c3e50;
    cursor: pointer;
    -moz-transition: background 0.15s ease-in-out;
    transition: background 0.15s ease-in-out;
  }
  .range-slider__range::-moz-range-thumb:hover {
    background: #1abc9c;
  }
  .range-slider__range:active::-moz-range-thumb {
    background: #1abc9c;
  }

  /* Base for label styling */
	[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0px;
    height: 0px;
  }
  [type="checkbox"] ~ .checkmark{ 
    display: inline-block;
    background-color: #eee;
    border: 1px solid #222;
    border-radius: 4px;
    width: 15px;
    height: 15px;
    margin-left: 10px;
  }
  [type="checkbox"]:checked ~ .checkmark{
		background-color: #2470d3;
	}