.main_panel.web {
    margin: 0 auto;
    max-width: 640px;
    width: 100%;
    vertical-align: top;
    position: relative;
    background: #000;
    padding: 0 0 0px;
}
.main_panel.web .web_inner_panel {
    line-height: 0;
    font-size: 0;
    position: relative;
}
.main_panel.web .web_inner_panel img {
    width: 100%;
}