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@runningzyp

runningzyp/index.html

Created January 30, 2026 07:14
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  1. runningzyp created this gist Jan 30, 2026.
    3 changes: 3 additions & 0 deletions index.html
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    <div class="calendar">
    <div class="pages"></div>
    </div>
    65 changes: 65 additions & 0 deletions script.babel
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    const pages = document.querySelector('.pages');
    const locale = window.navigator.language || 'en-us'

    let date = new Date();
    let dayNum = date.getDate();
    let month = date.getMonth();
    let dayName = date.toLocaleString(locale, { weekday: 'long' });
    let monthName = date.toLocaleString(locale, { month: 'long' });
    let year = date.getFullYear();

    function daysInMonth (month, year) {
    return new Date(year, month + 1, 0).getDate();
    }

    function getNewDate () {
    if (dayNum < daysInMonth(month, year)) {
    dayNum++;
    } else {
    dayNum = 1;
    }
    if (dayNum === 1 && month < 11) {
    month++;
    } else if (dayNum === 1 && month === 11) {
    month = 0;
    }
    if (dayNum ===1 && month === 0) {
    year++;
    }
    const newDate = new Date(year, month, dayNum);
    dayName = newDate.toLocaleString('en-us', { weekday: 'long' });
    monthName = newDate.toLocaleString('en-us', { month: 'long' });
    }

    function handleClick (e) {
    getNewDate();
    updateCalendar(e.target);
    }

    function updateCalendar (target) {
    if (target && target.classList.contains('page')) {
    target.classList.add('tear');
    setTimeout(() => {
    pages.removeChild(target);
    }, 800);
    } else {
    return;
    }
    renderPage();
    }

    function renderPage () {
    const newPage = document.createElement('div');
    newPage.classList.add('page');
    newPage.innerHTML = `
    <p class="month">${monthName}</p>
    <p class="day">${dayNum}</p>
    <p class="day-name">${dayName}</p>
    <p class="year">${year}</p>
    `;
    pages.appendChild(newPage);
    }

    renderPage();

    pages.addEventListener('click', handleClick);
    138 changes: 138 additions & 0 deletions style.scss
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    $page-color: #eee;

    *,
    *::before,
    *::after {
    box-sizing: border-box;
    }

    body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: 'Zilla Slab', serif;
    background: #577386;
    overflow: hidden;
    }

    p {
    margin: 0 0 3px;
    line-height: 1;
    letter-spacing: 1px;
    pointer-events: none;
    }

    .calendar {
    position: relative;
    width: 152px;
    cursor: default;
    user-select: none;

    &::before,
    &::after {
    content: '';
    position: absolute;
    top: -28px;
    left: 40px;
    width: 10px;
    height: 10px;
    border-radius: 5px;
    background: #ddd;
    z-index: 3;
    }

    &::after {
    left: initial;
    right: 40px;
    }
    }

    .pages {
    position: relative;
    text-align: center;
    background: $page-color;
    box-shadow: 0 10px 0 0px #a5a4a4;

    &::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 45px;
    background: indianred;
    bottom: 100%;
    left: 0;
    z-index: 2;
    }
    }

    .page {
    position: relative;
    padding: 20px 30px 15px;
    background: $page-color;

    &::before {
    content: '';
    position: absolute;
    bottom: 99%;
    left: 0;
    display: block;
    background:
    linear-gradient(-45deg, $page-color 10px, $page-color 10px, $page-color 10px, transparent 0),
    linear-gradient(45deg, $page-color 10px, transparent 0);
    background-position: left top;
    background-repeat: repeat-x;
    background-size: 10px 18px;
    height: 10px;
    width: 100%;
    }
    }

    .month,
    .day-name {
    text-transform: uppercase;
    font-weight: 600;
    }

    .day {
    font-size: 60px;
    font-weight: 700;
    margin: 0 0 15px;
    }

    .year {
    font-size: 12px;
    }

    .tear {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    transform-origin: top left;
    box-shadow: 0 0 10px -1px rgba(0,0,0,0.5);
    pointer-events: none;
    animation: tear-animation .8s linear forwards;
    }

    @keyframes tear-animation {
    0% {
    transform: rotate(0deg);
    top: 0;
    opacity: 1;
    }
    20% {
    transform: rotate(9deg);
    top: 0;
    opacity: 1;
    }
    70% {
    opacity: 1;
    }
    100% {
    top: 200px;
    opacity: 0;
    }
    }
    7 changes: 7 additions & 0 deletions tear-off-calendar.markdown
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    Tear off calendar
    -----------------
    Tear off calendar made with Vanilla Javascript.

    A [Pen](https://codepen.io/nikitahl/pen/xmvVmW) by [Nikita Hlopov](https://codepen.io/nikitahl) on [CodePen](https://codepen.io).

    [License](https://codepen.io/license/pen/xmvVmW).