.post1_container {
    width: 80vw;
    margin: 0 auto;
}

.post1_head_nav {
    height: 80px;
    background: #fff;
    display: flex;
    align-items: center;
}
.post1_head_nav_left {
    display: flex;
    align-items: center;
}
.post1_head_nav_left > a {
    position: relative;
    display: inline-block;
    padding: 0 30px;
    border-right: 1px solid #ccc;
}
.post1_head_nav_left > a:last-child {
    border-right: none;
}
.custom_post_action_line::before {
    position: absolute;
    content: "";
    left: 0px;
    bottom: -20px;
    width: 100%;
    height: 3px;
    transition: all 0.3s;
}
a:hover {
    color: inherit;
    text-decoration: none;
}
.post1_content_wrapper {
    background-color: rgba(242, 244, 246, 1);
    padding: 80px 0;
}
.post1_content_wrapper_container {
    display: flex;
    width: 80vw;
    margin: 0 auto;
}
.post1_content_container {
    background: #fff;
    padding: 40px;
    flex: 1;
    margin-left: 20px;
}
.post1_content_title {
    text-align: center;
    font-size: 26px;
    font-weight: 500;
    padding-bottom: 20px;
    border-bottom: 1px solid #ccc;
    margin-bottom: 20px;
}
.post1_content_sub_title {
    margin-bottom: 100px;
}
.post1_content_sub_title span {
    font-size: 14px;
    color: #595959;
    margin-right: 40px;
}
.post1_content_main {
    padding-bottom: 40px;
    border-bottom: 1px solid #ccc;
}

@media (max-width: 768px) {
    .post1_head_nav {
        min-height: 60px;
        height: auto;
        padding: 10px;
    }
    .post1_container {
        width: 100%;
    }
    .post1_head_nav_left {
        flex-wrap: wrap;
    }
    .post1_head_nav_left > a {
        margin: 10px 0;
        padding: 0 10px;
        font-size: 12px;
    }
    .post1_content_wrapper {
        padding-top: 40px;
    }
    .post1_content_wrapper_container {
        width: 94vw;
        display: block;
    }
    .post1_content_container {
        padding: 20px;
        margin-left: 0;
    }
    .post1_content_title {
        font-size: 16px;
    }
    .post1_content_sub_title {
        display: flex;
        flex-direction: column;
        margin-bottom: 10px;
    }
    .sky_mega_left_nav {
        display: none;
    }

}