*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 100%;
}

.container{
 /*background-image: url("https://cdn.pixabay.com/photo/2016/12/26/13/47/dark-1932208_960_720.jpg");*/
  background-image: url("pictures/hatter.jpg");
  max-width: 480px;
  margin: auto;
  padding:20px;
  border: 5px solid rgba(255,255,0,.5)
}
.content{
  max-width: 380px;
  border-radius: 30px;
  margin: auto;
  background-color: rgba(255,255,0,.5);
  padding: 20px;
  text-align: justify;
}
img{
  padding: 10px;
  margin-top: 20px;
  width: 200px;
  border-radius: 50px;
  filter: grayscale(70%);
  transition: filter 0.5s, transform 2.0s ;
}
img:hover{
  
  filter: grayscale(0%);
  transform: scale(1.1);
  transition: filter 0.5s, transform 2.0s ;
}
a:hover{
  color: orange;
}
p{
  color: white;
  font-family: Arial Black;
  text-align: center;
  padding-bottom: 15px
}
.header{
  width: 200px;
  margin: auto;
}
footer{
   border-radius: 30px;
  background-color: rgba(255,255,0,.5);
  max-width: 380px;
  margin: auto;
  padding: 10px;
  margin-top: 20px;
  border-bottom: 20px;
}
ul{
  list-style-type: none;
  padding: 10px;
}