#Back2Top {
            position: fixed;
            right: 1%;
            bottom:0;
          transition: 0.1s;
          padding: 15px;
          margin-left: 15px;
          background-color: lightgray;
        }
 #top {
    position:sticky;
 }
        .horizontal {
    top:0;
    padding:5px;
    background-color:rgb(161, 240, 240);
    z-index: 1;
    text-align:center;

}

                section.relative {
  position: relative;
  width: fit-content;
 

  
  border: 3px solid rgb(0, 242, 255);

  
} 

section.absolute {
  position: absolute;
  top: 50%;
  right: 50%;
  border: 3px solid rgb(0, 242, 255);
  background-color:aliceblue;
}

        footer {
            position:relative;
            bottom:0;
            left:0;
        }
  
#miku {
    padding-left:100px;
}