.container{
  position: relative;
}

{# キービジュアル挿入 #}
.fv_feature img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fv_feature {
  aspect-ratio: 5/2;
}

{# ページタイトル挿入 #}
.blogPost__title{
  position: relative;
  top: 90%;
  left: 0;
  color: black;
  padding: 3rem;
  margin: 0;
  background-color: white;
  width: 90%;
  display: inline-block;
  border-top: 5px solid #F5D64C;
  transform: translateY(-15%);
  font-size:2.4rem;
}

.blogPost__title > span{
  font-size:2.4rem;
  font-weight: bold;
}

{# レスポンシブ #}
@media screen and (max-width: 768px){
  .container {
  }
}

@media screen and (max-width: 480px){
  .container {
  }

  .blogPost__title > span{
    font-size:2rem;
    font-weight: bold;
  }
}