JSFiddle - React, Tailwind, and code Playground

by mori57

HTML

<h4>Odd number of columns in each row - colors align in alternate tile</h4>
<ul class='five'>
    <li>1</li>
    <li>2</li>
    <li>3</li>
    <li>4</li>
    <li>5</li>
    <li>6</li>
    <li>7</li>
    <li>8</li>
    <li>9</li>
    <li>10</li>
</ul>

<h4>Even number of columns in each row - colors do not align alternate tile</h4>
<ul class='four'>
    <li>1</li>
    <li>2</li>
    <li>3</li>
    <li>4</li>
    <li>5</li>
    <li>6</li>
    <li>7</li>
    <li>8</li>
</ul>

CSS

ul{
    border: 1px solid #ccc;
    list-style: none;
    padding: 0;
}

ul:before, ul:after{
    content:'';
    display: table;
}

ul:after{
    clear: both;
}

ul.five{
    width: 500px;
}

ul.four{
    width: 400px;
}



ul li{
    width: 100px;
    color: red;
    float: left;
    border: 1px solid #ccc;
    box-sizing: border-box;
    text-align: center;
    height: 80px;
    padding-top:30px;
}

ul li {
    background-color: #6a8bab;
}

ul li:nth-child(2n){
    background-color: rgb(106, 170, 126);
}