@charset "utf-8";
.sec_first {
    padding: 75px 0 25px;
}
.sec_first .inner{
    padding: 0 90px;
    box-sizing: border-box;
}
.sec_first p{
    line-height: 4;
    font-size: 1.6rem;
}
.sec_reason{
    padding-top: 60px;
}
.sec_reason .inner{
    padding: 0 70px;
    box-sizing: border-box;
}
.box_reason{
    border: 3px solid #6f6d6f;
}
.ttl_reason{
    margin: 0;  
    padding: 25px 0 20px 27px;  
    font-size: 1.8rem;  
    color: #736357; 
    background: url(../img/reason/bg_reason.jpg) no-repeat;
    background-size: cover;
    border-bottom: 1px solid #6f6d6f;
}
.sec_reason .flex{
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flex;
    display: -o-flex;
    display: flex;
    align-items: center;
}
.txt_box{
    width: 72.8%;
    padding: 20px 0 20px 78px;
    box-sizing: border-box;
}
.txt_box ul{
    margin: 0;
    padding: 0;
    list-style-type: none;
}
.txt_box li{
    line-height: 2;
    font-size: 1.6rem;
    color: #736357;
}
.txt_box li + li{
    margin-top: 35px;
}
.img_box{
    width: 25%;
    margin-right: 20px;
}
.img_box img{
    max-width: 100%;
    height: auto;
}
.reason03{
    padding-bottom: 160px;
}

@media screen and (max-width: 767px) {
    .sec_first {
        padding: 12% 0 0;
    }
    .sec_first .inner,
    .sec_reason .inner{
        padding: 0;
    }
    .sec_first p{
        line-height: 2;
        font-size: 1.4rem;
    }
    .sec_reason{
        padding-top: 10%;
    }
    .ttl_reason{
        padding: 3% 5%;
        font-size: 1.6rem;
        color: #736357;
    }
    .sec_reason .flex{
        display: block;
    }
    .txt_box{
        width: 100%;
        padding: 4%;
    }
    .txt_box li{
        font-size: 1.4rem;
    }
    .txt_box li + li{
        margin-top: 1.5em;
    }
    .img_box{
        width: auto;
        margin: 0;
        padding: 4%;
    }
    .reason03{
        padding-bottom: 20%;
    }
}