* {
    margin: 0;
    padding: 0;
}
    html, body {
        height: 100%;
    }
      
    .strona{
        height: 100%;
        padding-bottom: 80px;
    }
      
    .stopka {
        position: fixed;
        bottom: 0;
        width: 100%;

overflow: hidden;
	margin: auto;
	background: rgba(#00283a);
	filter: alpha(opacity=50);

        height: 76px;

    }