@media (max-width: 645px) {

    .main-title {
    width: 100%;
    height: 80px;
}

.main-title-text {
    font-family: 'NanumSquareNeo-Heavy';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 30px;
    float: left;
    margin: 0 auto;
    margin-left: 50px;
}

.post-title-box{
    width: 100%;
}

.post-title {
    font-family: 'NanumSquareNeo-bold';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 20px;
    float: left;
    padding-bottom: 20px;
    margin: 0 auto;
    margin-left: 50px;
}

.post-hr {
    width: 100%;
}

.back-to-list {
    font-weight: 700;
    float: left;
    padding-left: 50px;
    color: black;
}

.contents-list {
    width: 80%;
    margin: 0 auto;
    margin-top: 30px;
    border-top: solid 1px #c8c8d5;
    position: relative;
}

.contents-kind {
    display: none;
}

.contents-list ul {
    padding: 0px;
}

.contents-list li {
    list-style-type: none;
    border-bottom: solid 1px #c8c8d5;
}

.contents-list a {
    text-decoration: none;
    color: black;
}

.contents-list span {
    padding-left: 0px;
}

.post-img{
    width: 20px;
}

.alert-box {
    width: 100%;
    height: 100px;
    background-color: rgba(255, 0, 0, 0.3);
    border-radius: 15px;
    display : flex;
    justify-content : left;
}

    .alert {
    float: left;
    padding-top: 10px;
    margin-left: 3%;
    line-height: 20px;
    word-break: keep-all;
}

.date {
    float: right;
    padding-right: 10px;
    padding-top: 3px;
    font-size: 10px;
}

footer {
    font-size: 10px;
    line-height: 15px;
}

}

@media (min-width: 646px) and (max-width: 1024px) {

    .main-title {
    width: 100%;
    height: 80px;
}

.main-title-text {
    font-family: 'NanumSquareNeo-Heavy';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 30px;
    float: left;
    margin: 0 auto;
    margin-left: 50px;
}

.post-title-box{
    width: 100%;
}

.post-title {
    font-family: 'NanumSquareNeo-bold';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 20px;
    float: left;
    padding-bottom: 20px;
    margin: 0 auto;
    margin-left: 50px;
}

.post-hr {
    width: 100%;
}

.back-to-list {
    font-weight: 700;
    float: left;
    padding-left: 50px;
    color: black;
}


.contents-list {
    width: 80%;
    margin: 0 auto;
    margin-top: 30px;
    border-top: solid 1px #c8c8d5;
    position: relative;
}

.contents-kind {
    display: none;
}

.contents-list ul {
    padding: 0px;
}

.contents-list li {
    list-style-type: none;
    border-bottom: solid 1px #c8c8d5;
}

.contents-list a {
    text-decoration: none;
    color: black;
}

.contents-list span {
    padding-left: 0px;
}

.post-img{
    width: 20px;
}

.alert-box {
    width: 100%;
    height: 80px;
    background-color: rgba(255, 0, 0, 0.3);
    border-radius: 15px;
    display : flex;
    justify-content : left;
}

.alert {
    float: left;
    padding-top: 10px;
    margin-left: 3%;
    line-height: 20px;
    word-break: keep-all;
}


.date {
    float: right;
    padding-right: 10px;
    padding-top: 3px;
    font-size: 10px;
}

footer {
    font-size: 10px;
    line-height: 15px;
}

}

@media all and (min-width: 1024px) {

.main-title {
    width: 100%;
    height: 200px;
}

.main-title-text {
    font-family: 'NanumSquareNeo-Heavy';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 70px;
    float: left;
    margin: 0 auto;
    margin-left: 128px;
}

.post-title-box{
    width: 100%;
}

.post-title {
    font-family: 'NanumSquareNeo-bold';
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 30%;
    text-align: center;
    font-size: 40px;
    float: left;
    padding-bottom: 20px;
    margin: 0 auto;
    margin-left: 128px;
}

.post-hr {
    width: 100%;
}

.back-to-list {
    font-weight: 700;
    float: left;
    padding-left: 128px;
    color: black;
}


.contents-list {
    width: 1024px;
    margin: 0 auto;
    margin-top: 30px;
    border-top: solid 1px #c8c8d5;
    position: relative;
}

.contents-list ul {
    padding: 0px;
}

.contents-list li {
    list-style-type: none;
    border-bottom: solid 1px #c8c8d5;
}

.contents-list a {
    text-decoration: none;
    color: black;
}

.contents-list span {
    padding-left: 50px;
}

.post-list-title {
    position: absolute;
    left: 20%;
}

.post-img{
    width: 20px;
}

.alert-box {
    width: 600px;
    height: 80px;
    background-color: rgba(255, 0, 0, 0.3);
    border-radius: 15px;
    display : flex;
    justify-content : left;
}

.alert {
    float: left;
    padding-top: 10px;
    margin-left: 3%;
    line-height: 20px;
}

.date {
    float: right;
    padding-right: 50px;
}

}