body{
    margin: 0;
    background-image: url("pozadi.jpg");
}
.prvni{
    background-image: url("zatazeno.jpg");
    margin-top: none;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    padding-bottom: 10rem;
}

.hore {
    height: 40px;
    background-color: black;
    margin:none;
    padding-left: 10px;
}
.hore_a {
    color:  grey;
    text-decoration: none;
}
.radek-10{
    display: grid;
    grid-template-columns: 50% 50%;
    grid-template-rows: auto auto;
}
.RO{
    color: aliceblue;
    margin-left: 30%;
    margin-right: 30%;
}

.ro1{
    margin-top: 100px;
    width: 100%;
}
.text{
    color: aliceblue;
    margin-right: 20%;
    margin-top: 80px;
    font-size: 50px;
    font-family: sans-serif;
}

.odstavec{
    color: aliceblue;
    margin-left: 25%;
    margin-right: 25%;
    font-family: helvetica sans-serif;
    font-size: 25px;
}
.OD-1{
    color: aliceblue;
    text-align: center;
}
.OD-2{
    color: aliceblue;
    text-align: left;
}
.druhy{
    margin-top: -5rem;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    height: 100px;
}



.nadpis_k{
    background-image: url("cara.png");
    text-align: center;
    font-family: sans-serif;
    font-size: 50px;
    color: aliceblue;
    height: 147px;
    width: 80%;
    position: absolute;
    padding-top: 5px;
}

.r_2{
    margin-left: 10%;
    margin-right: 10%;
}
.radek-2{
    display: grid;
    grid-template-columns: 15% 70% 15%;
    grid-template-rows: auto auto;
}   
.postrani_obr{
    width: 100%;
}

.zada_t{
    padding-left: 40px;
    padding-right: 40px;
    padding-top: 60px;
    padding-bottom: 10rem;
    text-align: left;
    font-size: 35px;
}
.poz{
    background-image: url("tvar-leva.jpg");
}
.poz2{
    background-image: url("tvar-prava.jpg");
}
.poz3{
    background-color: aliceblue;
}
.tri{
    background-color: rgb(102, 95, 95);
    margin-top: none;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    padding-left: 20rem;
    padding-right: 20rem;
    padding-top: 10rem;
    padding-bottom: 5rem;
    font-size: 20px;
}

.radek-5{
    display: grid;
    grid-template-columns: 30% 70%;
    grid-template-rows: auto auto;
}   

.treti{
    margin-top: -5rem;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    height: 100px;
}



.nadpis_para{
    background-image: url("cara.png");
    text-align: center;
    font-family: sans-serif;
    font-size: 50px;
    color: aliceblue;
    height: 147px;
    width: 80%;
    position: absolute;
    padding-top: 5px;
}
.paty{
    background-image: url("skvrna.jpg");
    margin-top: none;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    padding-bottom: 10rem;
}
.text_trauma{
    padding-top: 22rem;
    font-family: helvetica sans-serif;
    padding-left: 20rem;
    padding-right: 20rem;
    font-size: 20px;
}

.sest{
    margin-top: -5rem;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    height: 100px;
}



.nadpis_zaji{
    background-image: url("cara.png");
    text-align: center;
    font-family: sans-serif;
    font-size: 50px;
    color: aliceblue;
    height: 147px;
    width: 80%;
    position: absolute;
    padding-top: 5px;
}
.radek_6{
    display: grid;
    grid-template-columns: 33% 33% 33%;
}   
.p1{
    background-color: rgb(50, 100, 50);
    margin-top: none;
    margin-left: 10%;
    margin-right: 10%;
    width: 100%;
    padding-bottom: 10rem;
}
.obrazky{
    height: 100px;
    width: 100px;
}
.u{
    background-image: url("chlap.jpg");
    margin-top: none;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    padding-bottom: 10rem;
}
.BO{

    margin-left: 30%;
    margin-right: 30%;
}
.ext{
    margin-right: 20%;
    margin-top: 80px;
    font-size: 30px;
    font-family: sans-serif;
}
.o2{
    margin-top: 100px;
    width: 100%;
}

.sedm{
    margin-top: -5rem;
    margin-left: 10%;
    margin-right: 10%;
    width: auto;
    height: 100px;
}



.nadpis_autor{
    background-image: url("cara.png");
    text-align: center;
    font-family: sans-serif;
    font-size: 50px;
    color: aliceblue;
    height: 147px;
    width: 80%;
    position: absolute;
    padding-top: 5px;
}