body {
    background: #FFF8DC;
    margin: 0px auto; 
}

article {
     background: #F0FFF0;
     max-width: 1000px;
     font-family: Sans-serif;
     font-size: 0.9rem;
     padding: 40px 20px;
     margin: 0px auto;
     border: 1px solid red;
     height: calc(150vh - 42px);
   //  position: relative;
}

h2 {
     text-align: center;
     color: #007700;              /*#00386B*/
    // text-transform: uppercase;
     font-family: Verdana; 
}

a.GPS {
       text-decoration: none;
       color: #808080;
       display: block;
       text-align: center;
       margin: 5px auto;
       font: italic 80% Verdana;
       border: 0px solid red;
}   

a.GPS:hover {color: #FF6020;}   

.galerie {
        background-color: #fefefe; 
        border: 1px solid gray;
        padding: 8px 8px;
        margin: 50px auto 30px auto;
        display: grid;
        grid-template-columns: repeat(auto-fit, 108px);
        grid-auto-rows: auto 108px;
        
    //    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    //    grid-template-columns: repeat(4, 1fr);   
    //    align-items: center;
        
        justify-content: center;
        gap: 8px;    
}

.galerie img {
        display: block;
        margin: 0px auto 0px auto;
        border: 4px double white;
}    
    
.galerie img:hover {
        border: 4px solid #EF6534;
        opacity: 0.7;
}

p.text {
        margin: 2em auto 2em auto;
        padding: 1em;
        line-height: 1.35em;
        background: white;
        text-align: justify;
}

.kontejner {                              /*kontejner pro tlaŸ¡tka*/   
        position: fixed;  
    //    top: calc(100vh - 40px);    
        bottom: 10px;  
        max-width: 1000px;
        width: calc(100vw - 50px);
        border: 1px solid gray;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-around;
        gap: 0px;
        padding: 5px 0px;
        background: #bababa;
        border-radius: 6px;
}

a.zpet {border: 0px solid #CD0000;
       padding: 2px 4px 2px 4px;
       border-radius: 4px;
       display: block;
       font-size: 2.55vw;
       background: #ffffff;
    }
    
@media screen and (min-width: 550px) {
    a.zpet {
        font-size: 0.9rem;
    }
}

a.zpet:link     {color: #CD0000; text-decoration: none;}     
a.zpet:visited  {color: #CD0000;}
a.zpet:hover    {color: #CD0000; background: #e9e9e9;}      
a.zpet:active   {color: #FF6020;}

/*
.kontejner a.vzad {
    //    margin-left: -100px;
}

.kontejner a.navrat {
    //    margin-left: auto;
}
       
.kontejner a.vpred {
    //    margin-right: -100px;
}   

.kontejner a.zpet {
    //    flex: 0 0 1;
}

*/