div {
  display: flex;
  flex-direction: column;
  justify-content: center; /* vertikal */
  align-items: center;     /* horizontal */
  height: 100vh;           /* ganze Bildschirmhöhe */
  border: 1px solid #000;

}

body{

background-color: coral;
font-size: 35px;
color:darkolivegreen;

}

input{

  height: 48px;
  color:darkolivegreen;
}

button{
width: 150px;;
  height: 48px;
}

.mein_bild{
width:300px;
height: 150px;


}