body{
    margin: 0;
    padding: 0;
   font-family: Arial, sans-serif;
}


*{
    box-sizing: border-box;
}

.roditelj {
    width: 960px;
    margin: 0 auto; 
    padding: 20px;
    background-color: #aacadf; 
    border: 1px solid lightblue; 
  
}

.dijete {
    padding: 15px;
    margin-bottom: 10px;
    background-color: #fff;
    border: 1px solid lightblue;
    border-radius: 5px; 

}