@media only screen and (min-width:480px){.page_youtube_item{position:relative;display:inline-block}.page_youtube_item *{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}.image_thumb{z-index:9;text-align:center}.play_image,.play_image_hover{position:absolute;z-index:10;left:0;top:0;width:100%;height:100%;cursor:pointer}.play_image{background:url(../img/play-black.png) 50% 50% no-repeat;opacity:.9;background-size:15%}.play_image_hover{background:url(../img/play-red.png) 50% 50% no-repeat;opacity:1;background-size:15%}}@media only screen and (max-width:479px){.page_youtube_item{position:relative;display:inline-block}.page_youtube_item *{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}.image_thumb{z-index:9;text-align:center}.play_image,.play_image_hover{position:absolute;z-index:10;left:0;top:0;width:100%;height:100%;cursor:pointer}.play_image{background:url(../img/play-black.png) 50% 50% no-repeat;opacity:.9;background-size:10%}.play_image_hover{background:url(../img/play-red.png) 50% 50% no-repeat;opacity:1;background-size:10%}}