.p-description{
    position:relative;

    width:500px;
    height:380px;
    margin:36px 0 0 7px;
    overflow: hidden;
}

.arrow:hover{ background-position: 0 -11px }

.arrow{
    position:absolute;
    right:10px;
    width:13px;
    height:11px;
    display:none;

}

.top{ background:url(../../images/arrow_up2.png) 0 0 no-repeat;
    top:10px;
}

.bottom{
    background:url(../../images/arrow_down2.png) 0 0 no-repeat;
    bottom:10px;
}

.text-container{
    margin:25px 45px 25px 23px;
    line-height: 170%;
    color:#fff;
    height:330px;
    overflow: hidden;
}

.projekty-box{
   margin:50px 0 0 347px;
}
.o-nas-box{ margin:61px 0 0 33px; }

.text-container ul li{list-style-type:disc}



.el7:hover,.el8:hover{
    background-position: 0 -39px;
}

.el7,.el8{

    position:absolute;
    right:-5px;
    bottom:75px;
    width:261px;
    height:39px;
    display:block;
    z-index:60;

}

.el7{
    background:url(../../images/bt_projektowanie_archit.png) 0 0 no-repeat;
}
.el8{
    background:url(../../images/bt_projektowanie_wnetrz.png) 0 0 no-repeat;
   
    bottom:31px
}