#header {width:100%; background: url("/sitiming/skins/jk2017/jk2017banner.jpg") center bottom no-repeat;height: 310px; background-size: contain; margin-bottom:5px;}

/* ----------------------
   CSS smaller than 800px, all devices
---------------------- */
@media handheld and (max-width: 800px), screen and (max-width: 800px)
{
     #header {height:265px;
}

/* ----------------------
   CSS smaller than 600px, all devices
---------------------- */
@media handheld and (max-width: 600px), screen and (max-width: 600px)
{
     #header {height:200px;
}

/* ----------------------
   CSS smaller than 420px, all devices
---------------------- */
@media handheld and (max-width: 420px), screen and (max-width: 420px)
{
#header {width:100%; background: url("/sitiming/skins/jk2017/jk2017logo.png") center bottom no-repeat;height: 197px; background-size: contain; margin-bottom:5px; }
}