.worksMainContents h3 {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #7db4e6;/*左線*/
  margin-left: 20px;
  font-weight: 300;
}
.worksMainContents img {
  object-fit: cover;
  padding-top: 10px;
  margin-left: auto;
  margin-right: auto;
  display: flex;          /* 2 */
  justify-content: center;/* 3 */
  align-items: center;    /* 4 */
}