.panel{
  max-width:100%;
  width:100%;
  margin:0 auto 20px auto;
   background: #f9f9f9;

}


.panel_tab{
   background: #888;
  border-color:#ddd;
  box-shadow:0 0 15px rgba(0,0,0,0.1);
}

.tab_heading{
  border-bottom:1px solid #eee;
  padding:15px 0px;
  cursor:pointer;
}

.tab_heading h3{
  font-size:1.5rem;
}

.tab_heading span{ 
  font-size:1.1rem;
  font-weight:800;
  color:black;
  float: right;
}

strong{
  color:black;
}

.tab_content{
  padding: 15px;
  background: white;
}






@media only screen and (max-width:480px){
  :root{
    font-size: 14px;
  }

  .tab_heading {
    font-size: 2vh;
    border-bottom: 1px solid #eee;
    padding: 15px 0px;
    cursor: pointer;
}
}