.case_box {
    padding: 1rem 0 1.5rem 0;
    box-sizing: border-box;
}

.case ul li a p {
    margin: .375rem 0 0 0 !important;
    font-size: 18px;
    text-align: center;
}

.case ul li {    
    margin: 0 1.5% .625rem 1.5% !important;      
    width: 30%;
}

.case ul {
    flex-wrap: wrap;
}

.case ul li a img {
    display: block;
    width: auto;
    height: 80%;
}

.case ul li a:hover p {
    color: #009DDD;
    transition: all 0.6s;
}

.case ul li a .p_box {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 0, 0, 0);
    border-radius: 10px;
    overflow: hidden;
    height: 300px;
}

.case ul li a:hover .p_box {
    border: 1px solid #009DDD;
    box-shadow: 0 0 10px 2px #009DDD;
    transition: all 0.6s;
}

@media screen and (max-width: 1680px) {}

@media screen and (max-width: 1600px) {}

@media screen and (max-width: 1440px) {}

@media screen and (max-width: 1366px) {}

@media screen and (max-width: 1280px) {}

@media screen and (max-width: 1024px) {}

@media screen and (max-width: 980px) {
    .case ul li {
        width: 47%;
    }
}

@media screen and (max-width: 768px) {}

@media screen and (max-width: 640px) {}

@media screen and (max-width: 375px) {}