/* ------------------------------------------
 * IT书包
 * 网址：www.itshubao.com
 * 整理：yinq<3331653644@qq.com> 
 -------------------------------------------- */
body {
  font-family: 'Microsoft YaHei', Helvetica, Arial, sans-serif;
  font-size: 14px;
  font-weight: normal;
}

.container {
  margin: 140px auto;
  width: 200px;
}

.subscribe-button {
  position: relative;
  padding: 10px 18px;
  font-family: inherit;
  font-size: inherit;
  font-weight: 500;
  text-transform: uppercase;
  color: white;
  background: #e80000;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.16), 0 1px 2px rgba(0, 0, 0, 0.1);
  -webkit-transition: background, box-shadow;
  transition: background, box-shadow;
  -webkit-transition-duration: 0.2s;
          transition-duration: 0.2s;
}
.subscribe-button:active {
  background: #de0000;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2), 0 1px 4px rgba(0, 0, 0, 0.14);
}
.subscribe-button:after {
  content: attr(data-count);
  position: absolute;
  box-sizing: border-box;
  padding: 12px;
  height: 100%;
  left: 100%;
  top: 0;
  margin-left: 10px;
  color: #777;
  background: #e1e1e1;
  border-radius: 3px;
}
.subscribe-button:before {
  content: '';
  display: block;
  position: absolute;
  left: 100%;
  margin-left: 4px;
  top: 50%;
  margin-top: -6px;
  width: 0;
  height: 0;
  border: 6px solid transparent;
  border-left-width: 0;
  border-right-color: #e1e1e1;
}
.subscribe-button.subbed {
  background: #777;
}
.subscribe-button.subbed svg {
  width: 16px;
}
.subscribe-button.subbed svg .plus__line1 {
  -webkit-transform: translate(14px, 0) rotate(45deg) translate(-5px, 0) scaleY(1.16667);
          transform: translate(14px, 0) rotate(45deg) translate(-5px, 0) scaleY(1.16667);
}
.subscribe-button.subbed svg .plus__line2 {
  -webkit-transform: translate(2px, 5px) rotate(45deg) scaleX(0.5) translate(0px, -5px);
          transform: translate(2px, 5px) rotate(45deg) scaleX(0.5) translate(0px, -5px);
}
.subscribe-button svg {
  display: inline-block;
  width: 12px;
  height: 12px;
  fill: white;
  margin-right: 10px;
  -webkit-transition: width 0.25s;
  transition: width 0.25s;
}
.subscribe-button svg .plus__line1,
.subscribe-button svg .plus__line2 {
  -webkit-transition: -webkit-transform 0.25s;
  transition: -webkit-transform 0.25s;
  transition: transform 0.25s;
  transition: transform 0.25s, -webkit-transform 0.25s;
}
.subscribe-button svg .plus__line1 {
  -webkit-transform-origin: 0 0;
          transform-origin: 0 0;
}
.subscribe-button svg .plus__line2 {
  -webkit-transform-origin: 0 0;
          transform-origin: 0 0;
}
.subscribe-button * {
  vertical-align: middle;
}