@media screen and (min-width:481px) {
.footer-box{
    display: flex;
    /*min-height: 100vh;*/
    margin: 0;
}

footer {
    margin-top: auto;
    background-color: #2d6792;
    color: #fff;
    padding-top: 50px;
    width: 100%;
    height: 100%;
    min-height: 15vh;
    position: relative;/*←相対位置*/
    padding-bottom: 120px;/*←footerの高さ*/
    box-sizing: border-box;
}
.fotter-left{
    margin-left: 5%;
}
.fotter-right{
    margin-right: 5%;
    text-align: right;
    margin-top: 0;
    white-space: nowrap;/*一行で表示させる*/
}

.fotter {
    /*justify-content: space-between;
    align-items: center;
    */
    padding: 0 20px;
    text-align: left;
    /*margin-left: 15%;*/
}
a{
    margin-top: 3px;
}
.icon-img{
    width: 50px !important;
    height: 50px !important;

}
.icon{
    display: flex;
    justify-content: flex-end;
    width: 50px;
    height: 50px;
    float: right;
    margin-right: 15%;
    margin-top: 45px;
}
.assess{
    text-decoration: none;
    color: #fff;
    position: relative;
    left: 20px;
}
.link{
    color: #fff;
    text-decoration: none;
}
.link:hover{
    text-decoration : underline;;
}
}
@media screen and (max-width:480px) {
    .footer-box{
        display: flex;
        /*min-height: 100vh;*/
        margin: 0;
    }
    
    footer {
        margin-top: auto;
        background-color: #2d6792;
        color: #fff;
        padding-top: 30px;
        padding-left: 15px;
        width: 100%;
        height: 100%;
        min-height: 15vh;
        position: relative;/*←相対位置*/
        top: 80px;
        padding-bottom: 120px;/*←footerの高さ*/
        box-sizing: border-box;
    }
    
    .fotter {
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
    .fotter-left{
        float: left;
    }
    a{
        margin-top: 3px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
    
    .icon-img{
        width: 50px !important;
        height: 50px !important;
    
    }
    
    .icon{
        width: 50px;
        height: 50px;
        float: right;
        margin-right: 15%;
        margin-top: 45px;
    }
    .assess{
        text-decoration: none;
        color: #fff;

    }
    .link{
        color: #fff;
        text-decoration: none;
    }
    }