a img {
    border: 0;
    padding: 0px;
}
#site-navigation {
    float: right;
    margin-top: 15px;
}

#formularz input[type=submit] {
    background: #333333;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    line-height: 13px;
    height: 45px;
    border: none;
    padding: 10px 15px;
    font-weight: 400;
    display: inline-block;
    position: relative;
    text-shadow: none;
    transition: background 0.5s ease;
    border-radius: 0;
    -webkit-appearance: none;
    -webkit-border-radius: 0px;
    width: 100%;
}

#formularz input[type=submit]:hover {
  background: #5c8c17;
}
.wiersz_form {
	float: left;
  	width: 98%; 
	margin-top:15px;
}
.lewa {
  float:left;
}
.form_lewa {
  float: left;
  width: 49%; 
  margin-right: 1%;
}
.form_prawa {
  float: left;
  width: 50%;
}
.lewa_margin {
  float:left; 
  margin-top:15px;
}


@media only screen and (max-width: 320px) {
    .wiersz_form {
		float: left;
  		width: 98%; 		
	}
	.lewa {
  		float:left;
	}
	.form_lewa {
  		float: left;
  		width: 98%;  
    	margin-top:15px;
	}
	.form_prawa {
  		float: left;
  		width: 98%;
    	margin-top:15px;
	}
 	.lewa_margin {
  		float:left;   
    	margin-top:0px;
	}
}