#wrapper {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  }

.accordionButton {  
  width: 100%;
  float: left;
  background: #DEDBD1;
  border-bottom: 1px solid #FFFFFF;
  cursor: pointer;
  }
  
.accordionContent {  
  width: 100%;
  float: left;
  background: #D3D3D3;
  display: none;
  }