body{
background-color: brown;
      font-family:Courier, "Lucida Console", monospace;
      color: white;
  }
  div.Pasek{
    background: url("bg.png") no-repeat center center fixed; 
      text-align: center;
      border: 2px solid white;
      }
      div a {
        text-align:center;
        color: rgb(230, 230, 230);
        font-size: 19px;
        padding: 10px;
        margin: 5px;
        display:inline-block;
       z-index: 7;
      }
      ul {
        display: inline;
        margin: 15px;
        top: 47px;
        padding: 0;
        z-index: 7;
      }
      ul li {display: inline-block;}
      ul li:hover ul {display: block;}
      ul li ul {
        position:absolute;
        width: 190px;
        display: none;
        z-index: 7;
      }
      ul li ul li { 
      display: block; 
      color: white;
      border: 2px solid white;
      z-index: 7;
      }
      ul li ul li a {display:inline-block;} 
      ul li ul li{
        background-color: rgb(0, 0, 0);
        z-index: 7;
      }
      ul li ul li:hover{
        background-color: rgb(154, 0, 0);
        z-index: 7;
      }
  #zegar{
    position: absolute;
    left: 89%;
    top: 2%;
    font-size: 35px;
    color: white;
  }
  .logo{
    position: absolute;
    width: 52px;
    right: 1588px;
    top: 8px;
    border: 2px solid red;
  }
  .logo:hover{
   background-color:rgba(255, 255, 255, 0.5);
   transition: all 0.3s linear 0s;
  }
  .container{
    display: flex;
    flex-wrap: wrap;
    width: 800px;
    position: relative;
    float: center;
   }  
.box{
       background-color: white;
       height: 100px;
       width:100px;
       margin-bottom: 20px;
       margin-right: 20px;
       border: 1px solid red; 
       z-index: 0;
       color: white;
   }
.boxother{
   background-color: greenyellow;
   position: fixed;
   bottom: 0;
   width: 100%;
   left: 0;
   text-align: center;
   }
 .red{
   float: right;
   text-align: center;
              }
    .x{
   position: relative;
   left: 10px;
              }
  .boxw{
       border: 2px solid blue;
       width: 100px;
       height: 100px;
       background-image: url(https://media.istockphoto.com/vectors/abstract-blurred-colorful-background-vector-id1248542684?k=20&m=1248542684&s=612x612&w=0&h=1yKiRrtPhiqUJXS_yJDwMGVHVkYRk2pJX4PG3TT4ZYM=);
   }
   .boxs{ 
       border: 3px solid red;
       position: -webkit-sticky; /* Safari */
       position: sticky;
       top: 0;
       background-color: green;
       border: 2px solid #4CAF50;
       height: 100px;
       width:100px;
   }