JSFiddle - React, Tailwind, and code Playground

HTML

<div class="openings">
            <p class="headline-text">Departments</p>
            <div class="job-opening1">
                <p class="section1">Development & Design</p>
                <div class="rectangle">
                    <p class="job-title">Web Designer</p>
                    <p class="job-description">Qualifications Go here</p>
                </div>
            </div>

            <div class="job-opening2">
                <p class="section2">Full Stack Developer</p>
                <div class="rectangle">

                    <p class="job-title">Full Stack Developer</p>
                    <p class="job-description">Qualifications Go here</p>
                </div>
            </div>

            <div class="job-opening3">
                <p class="section3">Marketing Director</p>
                <div class="rectangle">
                    <p class="job-title">Marketing Director</p>
                    <p class="job-description">Qualifications Go here</p>
                </div>
            </div>

            <div class="job-opening4">
                <p class="section4">Marketing Analyst</p>
                <div class="rectangle">

                    <p class="job-title">Marketing Analyst</p>
                    <p class="job-description">Qualifications Go here</p>
                </div>
            </div>
        </div>

CSS

/**** Openings Start *****/

.openings .headline-text:before {
    border-top: 1px solid #1072B8;
    display: block;
    position: relative;
    top: -25px;
    margin: 0 auto;
    width: 50%;
    content: "";
}

.openings .headline-text {
    text-align: center;
    font-size: 24px;
    color: #1072B8;
    padding-top: 60px;
    font-weight: bold;
}

.openings .rectangle {
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 30px;
    margin-right: 5px;
    width: 350px;
    height: 100px;
    border: 1px solid #000;
    background-color: white;
    padding: 10px 10px 10px 100px;
    position: relative;
}

.job-opening1 {
    display: inline-block;
}


/**** Openings Finish *****/