body{
    background-color: #ebebeb;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pc{
    display: block !important;
}
.sp{
    display: none !important;
}
#container{
    margin: 0 auto;
    width: 100%;
    max-width: 2500px;
    position: relative;
}
#container div.pc,
#container div.sp{
    height: auto;
    width: 100%;
}
#container div.pc .link_area{
    width: 34%;
    position: absolute;
    right: 14%;
    top: 19%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
#container div.pc .link_area .item{
    width: 32%;
    margin-bottom: 2%;
    position: relative;
}
#container div.pc .link_area .item a{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    width: 60%;
    opacity: 0.7;
    transition: 0.5s;
}
#container div.pc .link_area .item a:hover {
    opacity: 1;
}
#container img{
    width: 100%;
    height: auto;
}
@media only screen and (max-width: 749px) {
    body{
        background-color: #ebebeb;
        display: block;
    }
    .pc{
        display: none !important;
    }
    .sp{
        display: block !important;
    }
    #container div.sp .link_area{
        width: 70%;
        position: absolute;
        right: 7%;
        top: 30%;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    #container div.sp .link_area .item{
        width: 32%;
        margin-bottom: 2%;
        position: relative;
    }
    #container div.sp .link_area .item a{
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        -webkit-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
        width: 80%;
        opacity: 0.7;
        transition: 0.5s;
    }
    #container div.sp .link_area .item a:hover {
        opacity: 1;
    }

}