html,body{ margin: 0; padding: 0; } .pagebox{ position:relative; }@media only screen and (max-width: 768px){ .e_FlowCommonStyleBox-001 .stylebox_bottom_line { display: none; } .e_FlowCommonStyleBox-001 .stylebox_top { display:none; } .e_FlowCommonStyleBox-001 .stylebox_content { border:none!important; } }