html, body, section {
  block-size: 100%;
}
html {
  -ms-scroll-snap-type: y mandatory;
      scroll-snap-type: y mandatory;
}

section {
  scroll-snap-align: start;
  scroll-snap-stop: always;
  
  display: flex;
  align-items: center;
  justify-content: center;
}

section:nth-of-type(even) {
  color: white;
  background: black;
}

section:nth-of-type(odd) {
  color: black;
  background: white;
}

body {
  margin: 0;
  font-weight: bold;
  font-family: monospace; 
  font-size: 50px;
}
h1{
  color: #ffffff;
  font-size:100px;
  font-weight: bold;
  font-family: monospace;
  letter-spacing: 6px;
  cursor: pointer;
  text-align:center;
  margin:30px;
}
h1 span{
  transition: .5s linear
}
h1 :hover span:nth-child(1){
  margin-right: 5px
}
h1 :hover span:nth-child(1):after{
  content: "'";
}
h1 :hover span:nth-child(2){
  margin-left: 30px
}
h1:hover{
  color: rgb(255, 255, 255);
}
h1:hover span{
  color: rgb(0, 0, 0);
  left: 0 0 10px rgb(255, 255, 255),
               0 0 20px rgb(255, 255, 255), 
               0 0 40px rgb(255, 255, 255);
}
h1 span{
  transition: .5s linear
}
h1:hover span:nth-child(1){
  margin-right: 5px
}
h1:hover span:nth-child(1):after{
  content: "'";
}
h1:hover span:nth-child(2){
  margin-left: 30px
}
/**h1:hover span{
  color: rgb(0, 0, 0);
  text-shadow: 0 0 10px rgb(0, 0, 0),
               0 0 20px rgb(0, 0, 0), 
               0 0 40px rgb(0, 0, 0);**/
}
} 
  div  {
    color: #ffffff;
    font-size: 50px;
    font-weight: bold;
    font-family: monospace;
    letter-spacing: 10px;
    cursor: pointer
  }
  div span{
    transition: .5s linear
  }
  div :hover span:nth-child(1){
    margin-right: 5px
  }
div :hover span:nth-child(1):after{
    content: "'";
  }
  div :hover span:nth-child(2){
    margin-left: 30px
  }
  div:hover{
    color: rgb(255, 255, 255);
}
  div:hover span{
    color: rgb(0, 0, 0);
    /**text-shadow: 0 0 10px rgb(0, 0, 0),
                 0 0 20px rgb(0, 0, 0), 
                 0 0 40px rgb(0, 0, 0);**/
 }
 #span{
  background-image: url("Charles.png");
  background-size: cover;
}