.tab {
    padding-top: 60px;
    position: relative;

}
.button {
    padding: 10px;
    position: absolute;

}
#button1{
    left: 0;
    top: 0px;
}
#button2{
    left: 100px;
    top: 0px;
}
#button3{
    left: 200px;
    top: 0px;
}





/*
     FILE ARCHIVED ON 18:31:08 十一月 25, 2018 AND RETRIEVED FROM THE
     AN OPENWAYBACK INSTANCE ON 7:56:08 五月 23, 2026.
     JAVASCRIPT APPENDED BY OPENWAYBACK, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/