.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
  }

  @media (min-width: 900px) {
    .bd-placeholder-img-lg {
      font-size: 3.5rem;
    }
  }
@media (max-width: 767px) {
    /* Skryjte daný obsah na mobilních zařízeních */
    .trhaky-anabu {
      display: none;
    }
  }
  .b-example-divider {
    width: 100%;
    height: 3rem;
    background-color: rgba(0, 0, 0, .1);
    border: solid rgba(0, 0, 0, .15);
    border-width: 1px 0;
    box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
  }

  .b-example-vr {
    flex-shrink: 0;
    width: 1.5rem;
    height: 100vh;
  }

  .bi {
    vertical-align: -.125em;
    fill: currentColor;
  }

  .nav-scroller {
    position: relative;
    z-index: 2;
    height: 2.75rem;
    overflow-y: hidden;
  }
  
body {
background: #b3f7ff;
}
* {box-sizing: border-box;}
body {font-family: Verdana, sans-serif;}
.mySlides {display: none;}
img {vertical-align: middle;}

/* Slideshow container */
.slideshow-container {
max-width: 1000px;
position: relative;
margin: auto;
}
.dot {
height: 15px;
width: 15px;
margin: 0 2px;
background-color: #bbb;
border-radius: 50%;
display: inline-block;
transition: background-color 0.6s ease;
}

.activate {
background-color: #00c4d9;
}

/* Fading animation */
.fade {
animation-name: fade;
animation-duration: 4s;
}

@keyframes fade {
from {opacity: 1}
to {opacity: 1}
}
#categories {
border: 1px solid #ccc;
border-radius: 5px;
padding: 10px;
}

.categories {
margin-bottom: 10px;
}

.topic {
background-color: #f2f2f2;
padding: 5px;
border-bottom: 1px solid #ccc;
}

.topic a {
text-decoration: none;
color: #333;
font-weight: bold;
}

ul {
list-style-type: none;
padding-left: 20px;
margin: 0;
}

ul li {
margin-bottom: 5px;
}

ul li a {
text-decoration: none;
color: #666;
}

ul li a:hover {
color: #000;
font-weight: bold;
}

ul li.expandable.expanded > a {
color: #00c4d9; /* Modrá barva pro kategorie PVC ubrusy, Aquamaty - pěnové předložky, Klasické předložky a Předložky 100% bavlna */
font-weight: normal;
}

ul li.expandable.expanded > a:hover {
color: #00c4d9; /* Změna barvy při najetí myší */
font-weight: bold;
}
div.gallery {
margin: 5px;
border: 1px solid #ccc;
float: left;
width: 180px;
}

div.gallery:hover {
border: 1px solid #777;
}

div.gallery img {
width: 100%;
height: auto;
}

div.desc {
padding: 15px;
text-align: center;
}

@media (max-width: 767px) {
div.gallery {
width: 100%;
}
}
/* On smaller screens, decrease text size */
@media only screen and (max-width: 300px) {
.text {font-size: 11px}
}

  .nav-scroller .nav {
    display: flex;
    flex-wrap: nowrap;
    padding-bottom: 1rem;
    margin-top: -1px;
    overflow-x: auto;
    text-align: center;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .btn-bd-primary {
    --bd-violet-bg: #712cf9;
    --bd-violet-rgb: 112.520718, 44.062154, 249.437846;

    --bs-btn-font-weight: 600;
    --bs-btn-color: var(--bs-white);
    --bs-btn-bg: var(--bd-violet-bg);
    --bs-btn-border-color: var(--bd-violet-bg);
    --bs-btn-hover-color: var(--bs-white);
    --bs-btn-hover-bg: #6528e0;
    --bs-btn-hover-border-color: #6528e0;
    --bs-btn-focus-shadow-rgb: var(--bd-violet-rgb);
    --bs-btn-active-color: var(--bs-btn-hover-color);
    --bs-btn-active-bg: #5a23c8;
    --bs-btn-active-border-color: #5a23c8;
  }
  .bd-mode-toggle {
    z-index: 1500;
  }
  @media (max-width: 576px) {
      .logo-container {
          text-align: center;
      }
      .navigation-container {
          display: flex;
          justify-content: space-between;
          align-items: center;
          flex-wrap: wrap;
      }
      .navigation-container .text-start,
      .navigation-container .text-end {
          width: 100%;
          margin-top: 10px;
      }
  }


.modal {
    z-index:1;
    display:none;
    padding-top:10px;
    position:fixed;
    left:0;
    top:0;
    width:100%;
    height:100%;
    overflow:auto;
    background-color:rgb(0,0,0);
    background-color:rgba(0,0,0,0.8)
}

.modal-content{
    margin: auto;
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}


.modal-hover-opacity {
    opacity:1;
    filter:alpha(opacity=100);
    -webkit-backface-visibility:hidden
}

.modal-hover-opacity:hover {
    opacity:0.60;
    filter:alpha(opacity=60);
    -webkit-backface-visibility:hidden
}


.close {
    text-decoration:none;float:right;font-size:24px;font-weight:bold;color:white
}
.container1 {
    width:200px;
    display:inline-block;
}
.modal-content, #caption {

    -webkit-animation-name: zoom;
    -webkit-animation-duration: 0.6s;
    animation-name: zoom;
    animation-duration: 0.6s;
}


@-webkit-keyframes zoom {
    from {-webkit-transform:scale(0)}
    to {-webkit-transform:scale(1)}
}

@keyframes zoom {
    from {transform:scale(0)}
    to {transform:scale(1)}
}