.scrollbar2 span{
  display:none;
}

@media only screen and (max-width: 768px) {
.scrollbar2
{
    width: 100%;
    height: 298px;
    padding: 20px;
    margin-bottom: 20px;
}
.scrollbar2 .viewport
{
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}
.scrollbar2 .overview
{
    width: 800px;
    position: absolute;
}
.scrollbar2 .scrollbar
{
    border: solid 1px #cccccc;
    position: relative;
    width: 100%;
    height: 20px;
}
.scrollbar2 .thumb
{
    background-color: #ccc;
    background: -moz-linear-gradient(top, #ffd200, #ffb400);
    /*background: -webkit-gradient(linear, left top, left bottom, from(#ffd200), to(#ffb400));*/
    width: 20px;
    height: 20px;
    margin-bottom: 10px;
    cursor: pointer;
    overflow: hidden;
    position: absolute;
}
/*
#sc1{
  height:150px;
}
#sc2{
  height:630px;
}
#sc3{
  height:650px;
}
#sc4{
  height:500px;
  margin-bottom:50px;
}
*/
.scrollbar2 span{
  font-size:80%;
  display:block;
}

}