@charset "utf-8"; 
body{
  font-family: 'Courier New', Courier, monospace;
  background-color: rgba(223, 219, 219, 0.294);
}
img{
  max-width: 100%;
  height: auto;
}

a{
  text-decoration: none;
  color: #000;
}


/* header */

#header{
  display: flex;
  justify-content:space-between;
  align-items: center;
  margin: 30px auto 40px;
  max-width: 800px;
}




#header .header_left{
  box-sizing: border-box;
  width: 250px;
  /* height: 70px; */
  align-items: center;
  text-align: center;
}
#header .header_left img{
  width: 250px;

}

#header .header_left p{
  padding-top: 10px;
}
#header .header_right {
  box-sizing: border-box;
}
#header .header_right ol{
  width: 100%;
  display: flex;
}
#header .header_right ol li{
  padding-right: 20px;
}
#header .header_right ol li a:hover{
  font-size: 1.5rem;
  font-weight: bold;
}

/* mainvisual */

.mainvisual{
  margin-bottom: 60px;
}
.mainvisual{
  margin-bottom: 60px;
}
.mainvisual img{
  animation-name: fade;
  animation-duration:1.5s;
  animation-fill-mode:forwards;
  opacity:0;
}
@keyframes fade{
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}
.mainvisual .h1{
  text-align: center;
  width: 100%;
  /* outline: 1px solid black; */
}
.mainvisual .h1 h1{
  font-size: 3.125rem;
  font-weight: bold;
}
.mainvisual .h1 p{
  font-size: 1.5rem;
  font-weight: bold;
}

/* business */
.business{
  max-width: 800px;
  margin: 0 auto 80px;

}
.business .business_tagall{
  display: flex;
  justify-content: space-between;
  text-align: center;
  align-items: center;
}
/* .business .business_tagall .b1{
  width: 180px;
  height: 50px;
  outline: 1px solid black;
  border-radius: 10px;
}
.business .business_tagall .b1:hover{

  background-color: #d3d2d28a;
  border-radius: 10px;
} */
.business .business_tagall p{
  font: 1.1rem bold;
  padding-top: 12px;
  padding-bottom: 14px;
}

/* section */
.section{
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.section h2{
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 30px;
}
.section .flex{
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 80px;
}
.section .flex .img{
  width: 50%;
  padding: 5px;
}
.section .flex .text{
  width: 50%;
  padding: 5px;
}
.section .flex2{
  display: flex;
  flex-direction: row-reverse;
  justify-content: center;
  align-items: center;
  margin-bottom: 80px;
}
.section .flex2 .img{
  width: 50%;
  padding: 5px;
}
.section .flex2 .text{
  width: 50%;
  padding: 5px;
}






/* footer */

#footer{
  width: 100%;
  background-color: black;
  text-align: center;
  padding-bottom: 10px;
  color: white;
}

#footer .footer_both{
  display: flex;
  justify-content:space-between;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
  padding-top: 10px;
}



#footer .footer_left{
  box-sizing: border-box;
  /* outline: 1px solid black; */
  align-items: center;
  text-align: left;
}
#footer .footer_left li{
  font-size: 0.8rem;
}

#footer .footer_right {
  box-sizing: border-box;
}
#footer .footer_right ol{
  width: 100%;
  display: flex;
}
#footer .footer_right ol li{
  padding-right: 20px;
  font-size: 0.8rem;
}
#footer .footer_right ol li a{
  color: white;
}
#footer .footer_right ol li a:hover{
  color: white;
  font-size: 1.5rem;
  font-weight: bold;
}

#footer p{
  font-size: 0.5rem;
  margin-top: 10px;
}



@media (max-width: 800px){
  /* header */
  #header{
    display: flex;
    justify-content:space-between;
    align-items: center;
    flex-direction: column;
    margin: 20px auto 30px;
    width: 100%;
  }
  #header .header_right {
    box-sizing: border-box;
    margin-top: 20px;
  }
  #header .header_right ol li{
    padding-right: 10px;
  }

  .business .business_tagall{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    align-items: center;
  }

  .business .business_tagall .b1{
    margin: 10px;
    width: 200px;
    height: 70px;
    outline: 1px solid black;

  }
  .business .business_tagall p{
    font: 1.2rem bold;
    padding: 20px 0;
  }

  .btn{
    margin-bottom: 10px;
  }


  .section .flex{
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    margin-bottom: 80px;
  }

  .section .flex .img{
    width: 100%;
    padding: 5px;
    margin-bottom: 10px;
  }
  .section .flex .text{
    width: 100%;
    padding: 5px;
  }
  .section .flex2{
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    margin-bottom: 80px;
  }

  .section .flex2 .img{
    width: 100%;
    padding: 5px;
    margin-bottom: 10px;
  }
  .section .flex2 .text{
    width: 100%;
    padding: 5px;
  }






  .section #construction{
    max-width: 515px;
    text-align: center;
    margin: 0 auto;
  }
  .section #reform{
    max-width: 515px;
    text-align: center;
    margin: 0 auto;
  }
  .section #roof{
    max-width: 515px;
    text-align: center;
    margin: 0 auto;
  }
  .section #water{
    max-width: 515px;
    text-align: center;
    margin: 0 auto;
  }




  /* footer */
  #footer .footer_both{
    display: flex;
    justify-content:space-between;
    align-items: center;
    flex-direction: column;
    margin: 20px auto 30px;
    max-width: 800px;
  }
  #footer .footer_right {
    box-sizing: border-box;
    margin-top: 20px;
  }
  #footer .footer_right ol li{
    padding-right: 10px;
  }

  
}