/* layout style */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #fcfcfc;
}
.logo_section{
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
header {
    background-color: #333;
    color: #fff;
    padding: 20px;
    text-align: center;
}

thead th {
    position: sticky;
    top: 0;
    left: 0;
    cursor: pointer;
}

thead th span.icon-arrow {
    display: inline-block;
    width: 1.3em;
    height:1.3rem;
    border: 1.4px solid transparent ;
    
    text-align: center  ;
    border-radius: 50%;
    margin-left: .5rem;

    transform: .9s ease-in-out;
  
}
thead th.active span.icon-arrow {
    border: 1.4px solid #033bd6;
}
thead th.asc span.icon-arrow {
    transform: rotate(180deg);
}
thead th.active  {
   color: #033bd6;
}