body,
html {
  background: #aaa;
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: helvetica;
  font-size: 14px;
  line-height: 1.5em;
}
#lv0 {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  min-height: 100%;
  background: #fff;
  box-shadow: 0 0 4px;
  border-bottom: 1px solid blue;
}
#lv1 {
  margin: 0;
  z-index: 3;
  position: relative;
  background: #fff;
}
.main-column {
  max-width: 640px;
  margin: 0 auto;
}
@media (max-width: 680px) {
  .main-column {
    margin: 0 20px;
  }
}
.notransition {
  -webkit-transition: none !important;
  -moz-transition: none !important;
  -o-transition: none !important;
  transition: none !important;
}