* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
.window {
  position: fixed;
  width: 258px;
  right: 10px;
  bottom: 10px;
}
.window .item {
  color: #fff;
  height: 106px;
  display: block;
  position: relative;
}
.window .item + .item {
  margin-top: 10px;
}
.window .item .btn-close {
  fill: #fff;
  position: absolute;
  top: 15px;
  right: 15px;
}
.window .item .btn-close:hover {
  cursor: pointer;
}
.window .item.column {
  background: url(../img/img1.png) no-repeat;
}
.window .item.app {
  background: url(../img/img2.png) no-repeat;
}
.window .item.appjm {
  background: url(../img/48ce3790eb5bed0d4fa7b658ccfdad9.png) no-repeat;
}
.window .item.notice {
  background-color: #0d7EF2;
    background: linear-gradient(#0d7EF2, #0d7EF2);
    height: auto;
    color: #fff;
}
.window .item.notice .btn-close {
  fill: #fff;
}
.window .item.notice .notice-head {
  font-weight: normal;
  font-size: 24px;
  text-align: center;
  padding: 15px;
}
.window .item.notice .notice-body {
  padding: 0 20px 15px 20px;
  line-height: 1.8;
}