@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@600&family=Roboto:wght@300&display=swap');
html{
    margin: 0;
}
body{
    font-family: Roboto;
    margin: 0;
}
a{
    text-decoration: none;
}
.header{
    background-image: url("../img/background-main.jpg");
    height: 500px;
    margin: 0;
    background-size: cover;
        background-attachment: fixed;
}
.title{
    background-color: rgba(50,50,50,70%);
    width: -moz-fit-content;
    position: relative;
    top: 50%;
    left: 60%;
    font-size:20px;
    padding: 5px 10px;
    border-style: solid;
    border-color: gray;
    border-radius: 10px;
    border-width: 4px;
}
ul {
  margin: 0;
  padding: 0;
  width: 10%;
    height: 100%;
  float: left;
  position: fixed;
  top:0;
    background-color: lightgray;
}

li a {
      list-style-type: upper-roman;
  display: block;
  color: #000;
  padding: 19% 16px;
  text-decoration: none;
    transition: background-color 0.4s ease-in-out;
}
li a:hover {
  background-color: #ff7e65;;
  color: white;
}
.section{
    margin: 5% auto 5% 30%;
    width: 50%;
    border-style: solid;
    border-color: gray;
    border-radius: 10px;
    border-width: 4px;
    padding: 0 10px;
    text-align: center;
}
h1, h2{
    text-align: center;
    color: #ff7e65;
    font-family: Heebo;
    margin: 10px 0 0 0;
}
img{
    width: 100%;
    border-radius: 0.5%;
}
.underline{
    border-style: solid;
    border-width: 1px;
    height: 0;
    width: 7%;
    margin: 0 auto 10px auto;
}
#no9 img,#no9 p{
    animation-name: example;
    animation-duration: 0.02s;
    animation-iteration-count: infinite;

}
#no9 img{
 border-radius: 50%;
}
.pager{
    margin: 5% auto 5% 10%;
    text-align: center;
    font-size: 50px;
}
@keyframes example{
   0%   {transform: rotate3d(0);}
  25%  {transform: rotate3d(0, 0, 1, 100deg);}
  50%  {transform: rotate3d(1, 1, 0, 100deg);}
  100% {transform: rotate3d(0,1,0,100deg);}
}