html {
  min-height: 100%;
  background: #fff;
}

body.campaign-layout {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  background: #fff;
}

.campaign-layout *,
.campaign-layout *::before,
.campaign-layout *::after {
  box-sizing: border-box;
}

.campaign-main {
  display: block;
  min-height: 100svh;
}