body{
        padding-top:70px;
      }
      a {   
        color: black;
        text-decoration:none;
        display: inline-flex; 
        text-align: left;
        vertical-align: middle;
        cursor: pointer;
      }
      .nadpis{
        margin-left: 10px;
      }
      
      th {
        text-align: center;
        vertical-align: middle;
        padding: 8px;
        height: 100%;
      }
      tr{
        height: 80px;
      }
      td {
        vertical-align: middle;
        text-align: center;
      }

      .filter-header {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    user-select: none;
}
      /* Popup styl */
      .filter-popup {
          display: none;
          position: absolute;
          top: 100%;
          left: 50%;
          transform: translateX(-50%);
          background: white;
          border: 1px solid #ddd;
          box-shadow: 0 4px 8px rgba(0,0,0,0.1);
          padding: 10px;
          z-index: 100;
          max-width: 400px;
          max-height: 300px;
          overflow-y: auto;
      }
      .filter-popup.active {
          display: block;
      }
      .filter-icon {
        margin-left: 6px;
        vertical-align: middle;
        cursor: pointer;
        fill: black;
      }
      .filter-icon.active {
        fill: orange;
      }
      /* Pro overlay pozadí pokud chceš */
      .popup-overlay {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.1);
        display: none;
        z-index: 99;
      }
      .popup-overlay.active {
        display: block;
      }
      /* The Overlay (background) */
.overlay {
  /* Height & width depends on how you want to reveal the overlay (see JS below) */   
  height: 100%;
  width: 0;
  position: fixed; /* Stay in place */
  z-index: 1; /* Sit on top */
  left: 0;
  top: 0;
  background-color: rgb(0,0,0); /* Black fallback color */
  background-color: rgba(0,0,0, 0.9); /* Black w/opacity */
  overflow-x: hidden; /* Disable horizontal scroll */
  transition: 0.5s; /* 0.5 second transition effect to slide in or slide down the overlay (height or width, depending on reveal) */
}

/* Position the content inside the overlay */
.overlay-content {
  position: relative;
  top: 25%; /* 25% from the top */
  width: 100%; /* 100% width */
  text-align: center; /* Centered text/links */
  margin-top: 30px; /* 30px top margin to avoid conflict with the close button on smaller screens */
}

/* The navigation links inside the overlay */
.overlay a {
  padding: 8px;
  text-decoration: none;
  font-size: 36px;
  color: #818181;
  display: block; /* Display block instead of inline */
  transition: 0.3s; /* Transition effects on hover (color) */
}
/* When you mouse over the navigation links, change their color */
.overlay a:hover, .overlay a:focus {
  color: #f1f1f1;
}

/* Position the close button (top right corner) */
.overlay .closebtn {
  position: absolute;
  top: 20px;
  right: 45px;
  font-size: 60px;
}

/* When the height of the screen is less than 450 pixels, change the font-size of the links and position the close button again, so they don't overlap */
@media screen and (max-height: 450px) {
  .overlay a {font-size: 20px}
  .overlay .closebtn {
    font-size: 40px;
    top: 15px;
    right: 35px;
  }
}