.library_link{
    display: inline-block;
    font-weight: bold;
    color: #008cff;
    border-bottom: 2px solid #008cff;
}

.library_link:hover{opacity: 0.5;}
.pick_up .box{display: flex;}
.pick_up a{display: block;border: 1px solid #b1b1b1;margin: 3px;box-shadow: 0px 2px 3px 0px rgba(0, 0, 0, 0.25), inset 0px -3px 6px -2px rgba(0, 0, 0, 0.3);}
.pick_up img{width: 100%;box-sizing: border-box;}
.pick_up a:hover{opacity: 0.5;}


@media (max-width: 500px){
.pick_up .box{display: block;}
.pick_up a{margin-bottom: 10px;}
}