.art-sheet
{
   background: #FFFFFF;
   background: transparent;
   margin:10px auto 0;
   position:relative;
   cursor:auto;
   width: 1000px;
   z-index: auto !important;
}

.art-layout-wrapper
{
   position: relative;
   margin: 0 auto 0 auto;
   z-index: auto !important;
}

.art-content-layout
{
   display: table;
   width: 100%;
   table-layout: fixed;
}

.art-content-layout-row 
{
   display: table-row;
}

.art-layout-cell
{
   -webkit-box-sizing: border-box;
   -moz-box-sizing: border-box;
   box-sizing: border-box;
   display: table-cell;
   vertical-align: top;
}