body{

background:#0f1116;
color:white;
font-family:Arial;
margin:0;

}

.container{

width:1000px;
margin:auto;
padding:40px;

}

.controls{

display:flex;
gap:10px;
margin-bottom:20px;

}

select,button{

padding:10px;
border:none;
border-radius:6px;

}

button{

background:#00c853;
color:white;
cursor:pointer;

}

#chart{

width:100%;
height:500px;
background:#0f1116;

}

.results{

margin-top:20px;
font-size:18px;

}