html, body { height: 100%; }

body {
  margin: 0;
  padding: 0;
  background: #efefef;
  font-family:'Open Sans', Arial, Helvetica, sans-serif
}

.yostick {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 100%;
}

/**
     * Scroller
     */

.yostick__scroller {
  overflow-y: scroll;
  width: 100%;
  height: 100%;
  background: #E74C3C;
  color:#fff;
}
 .yostick__scroller::-webkit-scrollbar {
 width: 0;
}

/**
     * Section
     */

.yostick__section { }

.yostick__section-header {
  margin: 0;
  padding: 0;
  height: 30px;
  line-height:30px;
  font-size: 18px;
}

.yostick__section-header-in {
  position: relative;
  display: block;
  box-sizing: border-box;
  margin: 0;
  padding: 2px 10px 0;
  width: 100%;
  height: 30px;
  background: #C0392B;
  font-weight: normal;
  user-select: none;
}

/**
     * List
     */

.yostick__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.yostick__section._collapsed .yostick__list { display: none; }

.yostick__list-item {
  margin: 0;
  padding: 1px 10px 0;
  height: 30px;
  line-height:30px;
  border-bottom: 1px solid #efefef;
  font-size: 16px;
}