<!DOCTYPE html>
<html>
  <head>
    <style>
      body {
        background-color: black;
        color: white;
      }

      @import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@500&display=swap");
      .credit {
        font-family: "Montserrat", sans-serif;
        text-align: center;
      }
      a {
        color: #4287f5;
      }
      input {
        background: rgba(0, 0, 0, 0);
        border: none;
        outline: none;
        width: 100%;
        border-bottom: 1px solid #63de00;
        color: #63de00;
        font-family: "Montserrat", sans-serif;
        font-size: inherit;
      }

      ::placeholder {
        /* Chrome, Firefox, Opera, Safari 10.1+ */
        font-style: italic;
        color: white;
        opacity: 1; /* Firefox */
      }

      :-ms-input-placeholder {
        /* Internet Explorer 10-11 */
        color: white;
      }

      ::-ms-input-placeholder {
        /* Microsoft Edge */
        color: white;
      }

      .console-container {
        margin: auto;
        font-family: "Montserrat", sans-serif;
        height: 40vh;
        margin-bottom: 10vh;
      }

      .console {
        width: 100%;
        box-sizing: border-box;
        margin: auto;
        overflow: hidden;
        font-family: "Montserrat", sans-serif;
      }

      .console-input {
        padding-bottom: 15%;
        font-family: "Montserrat", sans-serif;
      }

      .console h1 {
        font-family: "Montserrat", sans-serif;
        text-align: center;
        color: #fff;
      }

      .console .consolebody {
        box-sizing: border-box;
        font-family: "Montserrat", sans-serif;
        padding: 20px;
        background-color: #3b3b3b;
        color: #63de00;
        border-radius: 15px;
      }

      .consolebody {
        font-family: "Montserrat", sans-serif;
      }

      .console .consolebody p {
        line-height: 1.5rem;
      }

      .button-wrapper {
        padding-top: 2%;
        text-align: center;
        font-family: "Montserrat", sans-serif;
      }

      .console-button {
        font-family: "Montserrat", sans-serif;
        font-weight: bold;
        text-transform: uppercase;
        padding: 0.6em 2em;
        margin-right: 2em;
        border: none;
        outline: none;
        color: rgb(0, 0, 0);
        background: white;
        cursor: pointer;
        position: relative;
        border-radius: 10px;
        font-size: 20px;
      }

      .console-button:before {
        content: "";
        background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
        position: absolute;
        top: -2px;
        left: -2px;
        background-size: 400%;
        z-index: -1;
        filter: blur(5px);
        width: calc(100% + 4px);
        height: calc(100% + 4px);
        animation: glowingbn5 20s linear infinite;
        opacity: 0;
        transition: opacity 0.3s ease-in-out;
        border-radius: 10px;
        font-family: "Montserrat", sans-serif;
      }

      @keyframes glowingbn5 {
        0% {
          background-position: 0 0;
        }
        50% {
          background-position: 400% 0;
        }
        100% {
          background-position: 0 0;
        }
      }

      .console-button:active {
        color: black;
      }

      .console-button:active:after {
        background: transparent;
      }

      .console-button:hover:before {
        opacity: 1;
      }

      .console-button:after {
        z-index: -1;
        content: "";
        position: absolute;
        width: 100%;
        height: 100%;
        background: black;
        left: 0;
        top: 0;
        border-radius: 10px;
      }
    </style>
    <link href="./images/logo.png" rel="icon" />
    <title>about:blank | 3kh0</title>
  </head>
  <body>
    <div class="console-container">
      <div class="console">
        <h1>about:blank</h1>
        <div class="consolebody">
          <p>Enter a URL you want to be opened in a about:blank page below:</p>
          <p class="console-input"><input id="url-target" value="" autocomplete="on" type="text" autofocus /></p>
          <p>Please make sure you have the https:// on the URL, it is best to just copy the link from the actual search bar!</p>
        </div>
      </div>
      <div class="button-wrapper">
        <button id="create" class="console-button">Create page</button>
        <button class="console-button" onclick="document.getElementById('url-target').value = ''">Clear input</button>
      </div>
      <p class="credit">Made by 3kh0, come visit my <a href="https://3kh0.github.io">website</a>.</p>
      <button
        onclick="alert('Hello there!\n\nIf you clicked then you are wondering what this is, I can explain. So at our school, teachers have this tool called Dyknow that can screenshot the contents of the page and use it so the teacher knows what we are doing, by embedding a page into a system page (about:blank is counted as a system page), Dyknow can not screenshot or even tell the teacher what we are on! This will not unblock things but it is a start!');"
      >
        What is this?
      </button>
    </div>
    <script>
      var url = document.getElementById("url-target");
      var urlObj = new window.URL(window.location.href);
      document.getElementById("create").onclick = function () {
        if (url.value.substring(0, 8) !== "https://" && url.value.substring(0, 7) !== "http://") {
          url.value = "https://" + url.value.split("https://").pop();
        } else if (url.value.substring(0, 7) == "http://") {
          url.value = "https://" + url.value.split("http://").pop();
        }
        win = window.open();
        win.document.body.style.margin = "0";
        win.document.body.style.height = "100vh";
        var iframe = win.document.createElement("iframe");
        iframe.style.border = "none";
        iframe.style.width = "100%";
        iframe.style.height = "100%";
        iframe.style.margin = "0";
        iframe.referrerpolicy = "no-referrer";
        iframe.allow = "fullscreen";
        iframe.src = url.value;
        win.document.body.appendChild(iframe);
        //var script = win.document.createElement("script");
        //script.src = "https://3kh0.github.io/js/main.js";
        //win.document.body.appendChild(script);
      };
    </script>
  </body>
</html>

Collaborative Calculation and Data Science

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