.stepcarousel{
position: relative;
border: 0px solid black;
overflow: scroll;
width: 520px;
height: 268px;
}

.stepcarousel .belt{
position: absolute;
left: 0;
top: 0;
}

.stepcarousel .panel{
float: left;
overflow: hidden;
margin: 0px;
width: 520px;
}