/* style/example_3.css */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family:
    system-ui,
    -apple-system,
    sans-serif;
  color: #444;
  line-height: 1.7;
  background: #fff;
}
.header {
  background: #a4337b;
  color: #fff;
  padding: 1.25rem 2rem;
}
.header h1 {
  font-size: 1.2rem;
  font-weight: 700;
}
.header p {
  color: rgba(255, 255, 255, .85);
  font-size: .85rem;
}
.wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
  overflow: hidden;
}
.wrapper::after {
  content: "";
  display: table;
  clear: both;
}
.leftSidebar,
.rightSidebar,
.content {
  position: relative;
}
.leftSidebar {
  width: 25%;
  float: left;
  padding: 0 30px 0 0;
}
.content {
  width: 50%;
  float: left;
}
.rightSidebar {
  width: 25%;
  float: right;
  padding: 0 0 0 30px;
}
.stickGum {
  will-change: transform;
}
.box {
  background: #f4f4f8;
  border: 1px solid #e0e0e8;
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.box h2 {
  font-size: 1.05rem;
  color: #1a1a2e;
  margin-bottom: .6rem;
}
.box p {
  font-size: .92rem;
  margin-bottom: .9rem;
}
.box p:last-child {
  margin-bottom: 0;
}
.image {
  border-radius: 10px;
  background:
    linear-gradient(
      135deg,
      #a4337b,
      #cf3b99);
  margin-bottom: 1rem;
  position: relative;
}
.image::after {
  content: "image";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .7);
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.footer {
  clear: both;
  background: #f4f4f8;
}
@media (max-width: 860px) {
  .leftSidebar,
  .content,
  .rightSidebar {
    float: none;
    width: 100%;
    padding: 0;
    margin-bottom: 1rem;
  }
}