@charset "utf-8";

html{
  font-size: 100%;
}

body{
  color: #383e45;
}

a{
  text-decoration: none;
}

img{
  max-width: 100%;
}

li{
  list-style: none;
}

.wrapper{
  max-width: 960px;
  margin: 0 auto 130px auto;
  font-size: 0.9rem;
  padding: 0 4%; 
} 

.site-title{
  line-height: 1px;
}

.site-title a{
  display: block;
}

.section-title{
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 65px;
}



/*---header---*/
#header{
  max-width: 960px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100px;
  margin: 0 auto;
  padding: 0 4%;
  
}

#header ul{
  display: flex;
  padding: 10px 0;
}

#header li{
  font-size: 0.9rem;
  margin-left: 30px;
}

#header li a{
  color: #24292e;
}

#header li a :hover{
 opacity: o.7;
}

#header li img.icon{
  width: 20px;
}

/*--- mainvisual ---*/
#mainvisual{
  margin-bottom: 80px;
}

#mainvisual img{
  width: 100%;
  max-width: 1920px;
  height: 420px;
  object-fit: cover;
}



/*---about section---*/
#about ul{
  margin-bottom: 30px;
}
#about li:first-child{
  margin-bottom: 30px;
}
#about p{
  text-align: justify;
}


/*---works section---*/
#works ul{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 50px;
}
#works li{
  width: 31%;
  margin-bottom: 23px; 
}


/*---news section---*/
#news dl {
  display: flex;
  flex-wrap: wrap;
  border-top: solid 1px #c8c8c8;
  margin-bottom: 20px;
}
#news dt {
  width: 20%;
  border-bottom: solid 1px #c8c8c8;
  padding: 15px;
}
#news dd {
  width: 80%;
  border-bottom: solid 1px #c8c8c8;
  padding: 15px;
}

/*---contact---*/
#contact dl{
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
#contact dt{
  width: 15%;
}
#contact dd{
  width: 85%;
  margin-bottom: 10px;
}
#contact dd input,
#contact dd textarea{
  width: 100%;
  border: solid 1px #c8c8c8;
  padding: 10px;
}
#contact textarea{
  height: 10rem;
}
#contact .button{
  text-align: center;
}
#contact .button input{
  width: 200px;
  background-color: #24292e;
  color: #fff;
  padding: 15px 0;
  border: solid 1px #24292e;
}
#contact .button input:hover{
  background: #fff;
  color: #24292e;
}
  
  #footer{
  font-size: 0.5rem;
  padding: 10px 0;
  background-color: #24292e;
  color: #fff;
  text-align: center;
}

@media screen and (max-width:600px){
  #mainvisual img{
    height: calc(100vh-60px);
  }
}

/* 修正① */
#header li a:hover {
  opacity: 0.7;
}


/* 修正② */
@media screen and (max-width: 600px) {

  .wrapper {
    margin-bottom: 80px;
    padding: 0 20px;
  }

  #header {
    height: auto;
    padding: 20px 4%;
    flex-direction: column;
    gap: 20px;
  }

  #header ul {
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px 20px;
    padding: 0;
  }

  #header li {
    margin-left: 0;
  }

  #mainvisual img {
    height: 60vh;
    min-height: 350px;
  }

  #works ul {
    display: block;
  }

  #works li {
    width: 100%;
  }

  #news dl {
    display: block;
  }

  #news dt,
  #news dd {
    width: 100%;
  }

  #news dt {
    border-bottom: none;
    padding: 15px 0 5px;
  }

  #news dd {
    padding: 0 0 15px;
  }

  #contact dl {
    display: block;
  }

  #contact dt,
  #contact dd {
    width: 100%;
  }

  #contact dt {
    margin-bottom: 5px;
  }

  #contact dd {
    margin-bottom: 20px;
  }
}