html, body{
  box-sizing:border-box;
  overflow-x:hidden;
}


.chuui{
    padding: 15px;border:1px solid #7f4b57;font-size: 0.8em;display: inline-block;width:600px;margin-top: 15px;
  }
  .chuui ul li{
    margin-bottom: 10px;line-height: 1.5;
  }

.big {
    font-size: xx-large;
    padding-bottom: 10px;
    font-weight: bold;
    margin-bottom: 20px;
    height: auto;
}
h4 em{
font-size: 0.75em;
color: #cc0000;
}

#mailform textarea{
padding:0.5em;
}

#content{
  width:650px;
}

 #mailform ol {
display:flex;
flex-wrap:wrap;
}

#mailform ol li{
white-space:nowrap;
margin-right:0.5em;
}
#mailform ol li label{
display:flex;
align-items:center;
}


@media screen and (max-width: 550px) {
  .chuui{
    width: 97%;
  }



}

#mailform{
  padding:0 1em;
}
#mailform p{
  font-size:1.15em;
}


#mailform a{
  text-decoration:underline;
}

#mailform input ,#mailform select{
  padding:0.25em 0.5em;
  margin-bottom:0.25em;
}

.submit_button{
  display:flex;
  justify-content:center;
  margin:1em 0 2em 0;
}

.submit_button input{
  display:inline-block;
  width:150px;
  padding:0.5em;
  margin:1em;
  cursor:pointer;
  font-size:1.25em;
}
.submit_button input:hover{
  opacity:0.7;
}

.submit_button input[type="submit"].submit{
  font-weight:bold;
  color:#fff;
  background:#0050AA;
}


.submit_button a{
  display:inline-block;
  text-align:center;
  text-decoration:none !important;
  color:#fff;
  background:#0050AA;
  width:150px;
  padding:0.25em;
  margin:1em;
  font-size:1.15em;
}

#mailform ul{
  list-style:disc;
  margin:1em;
}

dl.mailform{
  margin:2em 0;
}


#mailform dl dt {
    float: left;
    width: 175px;
    clear: both;
    font-size: 12px;
    padding: 10px;
    text-align: right;
    margin: 0.25em;
}

.must {
    display: block;
    background-color: #C00;
    border: solid 2px #C00;
    text-shadow: 0px 1px 2px #933;
    padding: 2px 5px;
    font-size: 10px;
    color: #FFF;
    float: left;
    margin: 0px 5px;
    border-radius: 4px;
    box-shadow: 0px 0px 5px #CCC;
    background-image: url(../_images/mfp_header.png);
    background-size: 100% 100%;
}

    #mailform dl dd {
    border-top: solid 1px #CCC;
    margin: 0;
    padding: 10px 5px 20px 195px;
    font-size: 12px;
    text-align: left;
}

@media screen and (max-width: 800px) {

.big {
    font-size: 1.75em;
    padding-bottom: 10px;
    margin-bottom: 20px;
}
#cont{
  background-size:contain;
}

    #mailform select,#mailform input[type="text"], #mailform textarea{
      width:100%;margin-bottom:0.5em;
      
    }

.w50{
  width:50% !important;
}

.w70{
  width:70% !important;
}

    #mailform dl dt{
        float: none;
        width: auto;
        font-size: 12px;
        padding: 5px;
        text-align: left;
    border-top: solid 1px #CCC;
    margin-bottom:0.25em;
    }
#mailform dl dd{
        clear: both;
        border-top: none;
        padding: 5px 15px;
        font-size: 12px;
        line-height: 1.5em;
        margin-bottom:0.5em;
    }
#content{
  width:95%;
}
}