Popup / 25 ターミナル

デザイン見本

システム警告やログのようなハッカーテイストを持つデザイン。等幅フォントと点滅するカーソルが、コーディングやターミナル画面特有の無機質でかっこいい雰囲気を醸し出します。

実装コード

HTML

<div id="popup-container-25">
    <button id="popup-btn-25">Terminal</button>
</div>
<div id="popup-25" class="popup-25">
    <div class="popup-content-25">
        <p>Terminal Popup</p>
        <p>コマンドプロンプトやコーディング画面風のハッカーテイストポップアップです。</p>
    </div>
</div>

CSS

#popup-btn-25 {
    cursor: pointer;
    border: 2px solid #0f0;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    display: block;
    margin: 0 auto;
    width: 180px;
    color: #0f0; 
    background-color: #000;
    font-family: 'Courier New', Courier, monospace;
    transition: all 0.2s;
}
#popup-btn-25:hover {
    background-color: #0f0;
    color: #000;
}
.popup-25 {
    position: fixed;
    bottom: -100%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s steps(4);
    max-width: 90%;
}
.popup-25.active {
    opacity: 1;
    visibility: visible;
    bottom: 30px;
    transform: translateX(-50%);
    animation: popupShowHide25 3.4s forwards;
}
@keyframes popupShowHide25 {
    0% { opacity: 0; }
    10% { opacity: 1; bottom: 30px; }
    90% { opacity: 1; bottom: 30px; }
    100% { opacity: 0; bottom: -100px; }
}
.popup-content-25 {
    background: #111;
    padding: 30px;
    border: 1px solid #333;
    border-top: 25px solid #222;
    border-radius: 8px;
    text-align: left;
    min-width: 320px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
    position: relative;
    font-family: 'Courier New', Courier, monospace;
}
.popup-content-25::before {
    content: '● ● ●';
    position: absolute;
    top: 5px;
    left: 15px;
    color: #555;
    font-size: 12px;
    letter-spacing: 2px;
}
.popup-content-25 p {
    position: relative;
}
.popup-content-25 p:first-child {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #fff;
}
.popup-content-25 p:first-child::before {
    content: '> ';
    color: #0f0;
}
.popup-content-25 p:last-of-type {
    font-size: 15px;
    color: #0f0;
    margin-bottom: 0;
    line-height: 1.6;
}
.popup-content-25 p:last-of-type::after {
    content: '_';
    animation: blinkCursor 1s infinite;
}
@keyframes blinkCursor {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

var btn = document.getElementById('popup-btn-25');
var popup = document.getElementById('popup-25');

if (btn && popup) {
  btn.addEventListener('click', function () {
    popup.classList.add('active');
  });

  popup.addEventListener('animationend', function (e) {
    if (e.animationName.startsWith('popupShowHide')) {
      popup.classList.remove('active');
    }
  });
}