div 비율 유지되게 하기

aspect-ratio 속성 주면 너비에 맞게 세로가 정해진다
사용법
aspect-ratio : (가로)/(세로)

HTML

<Row>
        <img src="/images/assets/title_projects.svg" className="Section-title" />
        <Col lg={4} md={6} className="projects-card-container">
          <div className="projects-card">
            <div className="projects-card-inner">
              <img src="" />
            </div>
            <p className="projects-card-text">dsf</p>
          </div>
  </Col>
  <Col lg={4} md={6} className="projects-card-container"></Col>
  <Col lg={4} md={6} className="projects-card-container"></Col>
</Row>

CSS

.projects-card {
  background-color: black;
  width: 100%;
  border-radius: 1rem;
  padding: 1rem;
  aspect-ratio: 3/ 4;
}