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padding: 3px;
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height: 20px;
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<center>
<h1 style="color:green;">GeeksForGeeks</h1>
<h3>D3.js schemeDark2 Method</h3>
<div class="b1">
<span>
D3.schemeDark2[0]
</span>
</div>
<div class="b2">
<span>
D3.schemeDark2[1]
</span>
</div>
<div class="b3">
<span>
D3.schemeDark2[2]
</span>
</div>
<div class="b4">
<span>
D3.schemeDark2[3]
</span>
</div>
<div class="b5">
<span>
D3.schemeDark2[4]
</span>
</div>
<div class="b6">
<span>
D3.schemeDark2[5]
</span>
</div>
<div class="b7">
<span>
D3.schemeDark2[6]
</span>
</div>
<div class="b8">
<span>
D3.schemeDark2[7]
</span>
</div>
<script>
// Array of colors is given
let color1 = d3.schemeDark2[0];
let color2 = d3.schemeDark2[1];
let color3 = d3.schemeDark2[2];
let color4 = d3.schemeDark2[3];
let color5 = d3.schemeDark2[4];
let color6 = d3.schemeDark2[5];
let color7 = d3.schemeDark2[6];
let color8 = d3.schemeDark2[7];
let b1 = document.querySelector(".b1");
let b2 = document.querySelector(".b2");
let b3 = document.querySelector(".b3");
let b4 = document.querySelector(".b4");
let b5 = document.querySelector(".b5");
let b6 = document.querySelector(".b6");
let b7 = document.querySelector(".b7");
let b8 = document.querySelector(".b8");
b1.style.backgroundColor = color1;
b2.style.backgroundColor = color2;
b3.style.backgroundColor = color3;
b4.style.backgroundColor = color4;
b5.style.backgroundColor = color5;
b6.style.backgroundColor = color6;
b7.style.backgroundColor = color7;
b8.style.backgroundColor = color8;
</script>
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