body{
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding: 10px;
    box-sizing: border-box;
    background-image: url("/img/back.jpg");
}
.heading{

  text-align: center;
  font-size: 30px;
  text-decoration: underline;
  color: rgb(47, 131, 204);

}
.eins{

  color: black;
  text-decoration: none;
  background-color: rgb(206, 242, 243);
  text-align: center;
  border-radius: 200px;
  border-color: black;
  padding: 15px;
  margin-right: 50px;
  margin-top: 50px;
  display: flex;
  justify-content: center;
  font-size: x-large;
  border-style: inset;
  text-shadow: rgb(138, 189, 247) 1px 0 10px;
  transition: background-size 0.3 ease;

}
.eins:hover{

  background-color: rgb(110, 110, 110);

}
.zu{


color: black;
text-align: center;
margin: 20px;
margin-top: 10px;
justify-content: center;

}
.uz{


border-radius: 20px;
font-size: x-large;
padding: 10px;
margin: 10px;

}
.op{

text-align: center;
margin: 10px;
padding: 10px;
margin-top: 10px;
}
.ope{

  text-align: center;
  margin: 10px;
  padding: 10px;
  margin-top: 10px;
  transition: background-size 0.3 ease;
  }
.ope:hover{

  background-color: rgb(110, 110, 110);

}
.img{

  width: 96px;
  height: 96px;
  text-align:left;
  image-rendering: auto;

}