:root{background-color:#000;color:#dcdcdc}p{font-size:2vw}h1{font-size:2.5vw}.Explaining_Text{margin-left:6%;margin-right:6%;color:gray;margin-top:10%;text-shadow:0px 0px 100px darkslategray,0px 0px 5ch white}.Next_Button:hover{color:#2f4f4f;text-decoration:underline;cursor:pointer;text-shadow:0px 0px 2.5ch whitesmoke}.fadein{opacity:0;transition-duration:.5s;transition-timing-function:ease-in-out;will-change:opacity}.fadein.FadeIn{opacity:1}.Next_Button{margin-top:15%;font-size:3vw;color:#fff;background:none;border:none;transition-duration:.2s}.chart_change_btn{margin-left:1%;margin-right:1%;margin-top:1%;font-size:2vw;color:#fff;background:none;border:none;transition-duration:.2s;display:inline-block}.chart_change_btn:hover{color:gray;text-decoration:underline;cursor:pointer;text-shadow:0px 0px 2.5ch whitesmoke}.chart_container{padding:5% 10% 10%}