styles.css

:root{
    --bg: #023d3a;
}

body{
    margin:0;
    background-color: var(--bg);
    color: white;
    font-size: 24px;
    font-family: "Yatra One", serif;
    font-optical-sizing: auto;
}
a, a:visited, a:link, a:focus{
    color:white;
}
a:hover{
    color:powderblue;
}
body > button{
    position:fixed;
    bottom:15px;
    right:15px;

}
#about{
    position:fixed;
    top:0;
    text-decoration: none;
    right:0;
    background-color: var(--bg);
    padding:10px 15px;
}
img{
    filter:invert(1);
    max-height:60vh;
}
img.chart{
    max-height: 50vh;
}
main{
    margin: 24px;
}
h2{
    font-weight: normal;
}
input{
    font-size: 24px;
    padding: 3px 5px;
    max-width: calc(100% - 50px);
    margin-top:24px;
    color:white;
    text-transform: lowercase;
    background-color: var(--bg);
    border:1px dotted white;
    position:relative;
    font-family: inherit;
    z-index: 1;
}
button{
    background-color: var(--bg);
    color:white;
    border:1px dotted white;
    padding: 3px 10px;
    font-size: 24px;
    font-family: inherit;
    position:relative;
    z-index: 1;
    cursor: pointer;
}
button:hover{
    color:powderblue;
}
canvas{
    display: block;
    z-index: 0;
    margin:0 auto;
}
#nav-about{
    display: flex;
    width: 100%;
    margin-bottom: 50px;
    justify-content: space-between;
}

@media(max-width: 768px){
    canvas{
        margin-top:24px;
    }
    main{
        margin-top:45px;
    }
    
    #nav-about{
        flex-direction: column;
    }
    
}