body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0 0 50px 0;
    padding: 0;
}

h1 {
    font-size: 40px;
    text-align: center;
    margin: 0 50px;
}

a {
    color: #2a84ee;
}

hr {
    margin: 0 50px;
}

.button-series {
    display: flex;
    justify-content: right;
}

.button {
    display: inline-block;
    background-color: #2a84ee;
    color: white;
    font-family: 'Segoe UI', sans-serif;
    font-size: 16px;
    padding: 10px 15px;
    text-align: center;
    text-decoration: none;
    border: none;
    cursor: pointer;
    margin: 20px 50px 0 0;
}

.center-button {
    display: flex;
    justify-content: center;
}

.post-date {
    text-align: center;
}

.blog-content {
    margin: 0 50px;
}

/* STICKY HEADER */
#sticky-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

/* NAV BANNER */
#banner {
    width: 100%;
    background-color: #2a84ee;
    padding: 12.5px 0;
    box-sizing: border-box;
    text-align: right;
    height: auto;
}

#banner a {
    color: white;
    text-decoration: none;
}

#banner-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: right;
    text-align: right;
    padding-right: 15px;
    row-gap: 5px;
    column-gap: 20px;
    white-space: nowrap;
}

#banner-content a:not(.dropdown-content a) {
    padding: 0 5px 3px;
}

#banner-content a:hover:not(.dropdown-content a) {
    background-color: #0d358a;
}

/* DROPDOWN */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropbtn {
    color: white;
    font-size: 16px;
    font-family: 'Segoe UI', sans-serif;
    background-color: #2a84ee;
    border: none;
    outline: none;
    cursor: pointer;
}

#banner .dropbtn.current {
    background-color: #1e66cc;
    padding: 0 5px 3px;
    box-sizing: border-box;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #2a84ee;
    min-width: 160px;
    box-shadow: 0 8px 16px rgba(252, 137, 137, 0.2);
    z-index: 1;
    text-align: left;
}

.dropdown-content a {
    display: block;
    color: black;
    padding: 12px 16px;
    text-decoration: none;
}

.dropdown-content a.current {
    background-color: #1e66cc;
}

.dropdown-content a:hover {
    background-color: #0d358a;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown:hover .dropbtn {
    background-color: #1e66cc;
}

/* ANNOUNCEMENT BANNER */
#announcement-banner {
    width: 100%;
    background-color: rgb(224, 57, 57);
    text-align: center;
    font-weight: bold;
    /* comment this line for non-boldface */
    padding: 7.5px;
    box-sizing: border-box;
}

#announcement-banner:empty {
    display: none;
    height: 0;
}

/* CURRENT PAGE HIGHLIGHT */
#banner>div>a.current,
#banner-content>a.current,
#banner .dropbtn.current {
    background-color: #1e66cc;
    padding: 0 5px 3px;
}

/* ─── MOBILE (max-width: 768px) ─────────────────────── */
@media (max-width: 768px) {
 
    h1 {
        font-size: 1.6em;
        margin: 0 30px;
    }
 
    hr {
        margin: 0 30px;
    }
 
    .blog-content {
        margin: 0 30px;
    }
 
    .button {
        margin: 20px 30px 0 0;
    }
 
    .button-series {
        justify-content: center;
    }
 
    /* NAV — same as global.css */
    #banner-content {
        justify-content: flex-start;
        padding-right: 10px;
        padding-left: 10px;
        white-space: normal;
        column-gap: 12px;
    }
}