.haccordion{
padding: 0;
}

.haccordion ul{
margin: 0;
padding: 0;
list-style: none;
overflow: hidden; /*leave as is*/
}

.haccordion li{
margin: 0;
padding: 0;
display: block; /*leave as is*/
width: 100%; /*For users with JS disabled: Width of each content*/
height: 50px; /*For users with JS disabled: Height of each content*/
overflow: hidden; /*leave as is*/
float: left; /*leave as is*/
}

.haccordion li .hpanel{
width: 100%; /*For users with JS disabled: Width of each content*/
height: 50px;  /*For users with JS disabled: Height of each content*/
}