---

body {
  background-color: #00a2e8;
}

header{
width: auto;
height: 400px;
background-color: white;
border-radius: 10px;
border: 2px solid #00a2e8;
background-image: url("https://static.wikia.nocookie.net/3b82ced3-a431-40e7-bfcf-cf42067fa104");
background-repeat: no-repeat;
background-size: 100%;
}

.content{
width: 800px;
height: 950px;
margin: auto;
margin-top: 30px;
background-color: white;
border-radius: 10px;
background-image: url("https://www.tapeciarnia.pl/tapety/normalne/45310_swinia_lada_okulary.jpg");
background-size: 100%;
}

.menu{
width: 130px;
height: 200px;
background-color: white;
border-radius: 10px;
position: fixed;
top: 439px;
left: 9px;
border:2px solid black;
}

h2{
text-decoration: underline;
}

.b1{
    background: red; /* Синий цвет фона */ 
    color: white; /* Белые буквы */ 

}