footer{
   text-align:center;
   margin-top:100px; /*240106 oshima*/
   clear: both;
}

footer #contact{
    background-color:#404d9f;
    color:#fff;
}

footer #contact p{
    color:#fff;
}

footer #contact h2{
    font-size:32px;
    padding:20px;
    color:#fff;
}

footer #contact h3{
    font-size:32px;
    padding:20px;
    color:#fff;
}

footer .contactbtn{
    margin:30px;
    font-size:20px;
    padding:20px;
    border:none;
    color:#404d9f;
    background-color:#fff;
    border-radius:30px;
}

footer .contactbtn:hover{
    opacity:.8;
    cursor:pointer;
}

footer .link{
    display:flex;
    justify-content:center;
}

footer .link a{
    color:#000;
    font-size:16px;
    text-decoration:none;
}

footer #footer1{
    margin:20px;
    text-align:left;
}

footer #footer2{
    margin:20px;
    text-align:left;
}

footer #footer3{
    margin:20px;
    text-align:left;
}

footer .link li{
    list-style:none;
}

#copyright{
    margin:30px;
    font-size:16px;
}

#page_top{
    position:fixed;
    bottom:20px;
    right:20px;
}

#page_top img{
    width:100px;
}

#page_top:hover{
    cursor:pointer;
    opacity:.8;
}

/*　レスポンシブ（768px以下） */
@media screen and (max-width:768px){
    footer .link a{
        font-size:14px;
    }
    #contact p {
        margin:20px;
    }
}

/*　レスポンシブ（400px以下） */
@media screen and (max-width:450px){
    footer .link{
        flex-direction:column;
    }
}