.oferta{
    width: 95%;
    max-width: 1200px;
    height: auto;
    margin: 0 auto;
    display: block;
    position: relative;
}
.oferta_spec{
    width: 100%;
    height: auto;
    margin: 10px auto;
    display: block;
    position: relative;
}
.oferta_spec:after{
    clear: both;
    display: block;
    content: '';
}
.oferta_spec_img{
    width: 50%;
    display: block;
    float: left;
}
.oferta_spec_img img{
    max-width: 95%;
    margin: 0 auto;
    display: block;
    max-height: 400px;
}

.oferta_spec:nth-of-type(2n) .oferta_spec_img{
    float: right;
}
.oferta_spec_content{
    width: 42%;
    padding: 0 0 0 8%;
    margin: 0 auto;
    display: block;
    position: relative;
    float: right;
}
.oferta_spec:nth-of-type(2n) .oferta_spec_content{
    float: left;
    padding:  0 8% 0 0;
}
.oferta_spec_nazwa{
    font-size: 30px;
    font-family: 'Montserrat', sans-serif;
    margin: 10px auto 0;
    background: #363baa;
    padding: 10px 15px;
    color: #fff;
}
.oferta_spec:nth-of-type(2n) .oferta_spec_nazwa{
    background: #222;
    color: #fff;
}
.oferta_spec_cena{
    margin: 0 0 20px auto;
    font-size: 20px;
    width: 80px;
    color: #fff;
    text-align: center;
    display: block;
    padding: 15px;
    background: #363baa;
}
.oferta_spec:nth-of-type(2n) .oferta_spec_cena{
    margin: 0 auto 20px 0;
}
.belt{
    padding: 200px 0;
    text-align: center;
    background: url('../img/sbg2.jpg');
    background-position: center;
    background-attachment: fixed;
    background-size: 150% auto;
    margin: 50px auto;
    position: relative;
    display: block;
}
.belt:before{
    background: rgba(0,0,0,0.5);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    content: '';
    z-index: 1;
}
.belt h3{
    font-size: 30px;
    color: #fff;
    text-transform: uppercase;
    text-shadow: 0 2px 5px #000;
    z-index: 10;
    display: block;
    position: relative;
}
.belt svg{
    z-index: 3;
    width: 100%;
    height: 100px;
    position: absolute;
    top: 0;
    left: 0;
    fill: #fff;
    transform: rotate(180deg) translateY(3px);
    -webkit-transform: rotate(180deg) translateY(3px);
    -moz-transform: rotate(180deg) translateY(3px);
    -o-transform: rotate(180deg) translateY(3px);
}
.belt svg:last-of-type{
    top: auto;
    bottom: 0;
    left: 0;
    transform: rotate(0deg) translateY(3px);
    -webkit-transform: rotate(0deg) translateY(3px);
    -moz-transform: rotate(0deg) translateY(3px);
    -o-transform: rotate(0deg) translateY(3px);
   
}
.oferta_spec ul{
    width: 90%;
    margin: 0 auto;
    list-style: square;
}
.oferta_spec li{
    margin: 10px auto;
}
@media screen and (max-width: 800px){
    .oferta_spec_img, .oferta_spec_content{
        float: none;
        width: 95%;
    }
    .belt{
        padding: 80px 0;
        background-size: 1000px auto !important;
    }
    .belt svg{
        display: none;
    }
}