styles.css

/* Body */
body {
    position: fixed;
    margin: 0;
    padding: 0;
    width: 100vw;
    height: calc(100vh - 35px);
    overflow: hidden;
    user-select: none;
    font-family: Nunito, sans-serif;
    background-color: #00adef;
    /* background: url("https://image.freepik.com/free-photo/blurred-shiny-light-background_23-2148133082.jpg"); */
    background-size: 100%;
  }
  .body-background-color {
    background: #1073aa; /* fallback for old browsers */
  }
  
  /* Logon */
  #logon {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
  }
  #username {
    padding: 3px;
    width: 200px;
    height: 20px;
    opacity: 0.8;
    border: 1.5px solid lightgrey;
  }
  #username:focus {
    outline: none;
  }
  #username:focus::placeholder {
    color: transparent;
  }
  #logon p:nth-child(3) {
    font-size: 75%;
    opacity: 0.6;
  }
  
  /* Greeting */
  @keyframes greeting {
    from {
      color: transparent;
    }
    to {
      color: white;
    }
  }
  #greeting {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    text-align: center;
    font-size: 120%;
    animation-name: greeting;
    animation-duration: 5s;
    color: white;
  }
  
  /* Programs on the desktop */
  #desktop-programs-column {
    display: inline-block;
    margin: 10px;
    zoom: 100%;
  }
  .desktop-programs {
    display: block;
    padding: 3px 15px;
    width: 48px;
    height: 70px;
  }
  .desktop-programs:hover {
    background-color: #a8d6f5;
  }
  .desktop-icon-programs {
    width: 47px;
    height: 47px;
    margin : 5px;
  }
  .desktop-title-programs {
    margin: 2px;
    font-size: 80%;
    color: white;
    text-shadow: 1px 1px 2px black;
  }
  #desktop-title-recycle-bin {
    position: relative;
    left: -20%;
    width: 100px;
    font-size: 75%;
  }
  #desktop-computer {
    position: relative;
    bottom: -10px;
  }
  #desktop-title-computer {
    position: relative;
    /*left: -10%;*/
    margin: initial;
  }
  
  /* Desktop menu */
  #desktop-menu {
    position: absolute;
    width: 140px;
    background-color: #f1f1f1;
    border: 1px solid black;
    box-shadow: 0 0 7px rgba(0, 0, 0, 0.3);
  }
  .desktop-menu-functions {
    margin-bottom: 2px;
    padding: 3px;
    font-size: 80%;
    white-space: pre;
  }
  .desktop-menu-functions:hover {
    background-color: #dddddd;
  }
  #desktop-menu hr {
    width: 130px;
    border: 0.5px solid silver;
  }
  #personalize-image {
    position: relative;
    bottom: -1px;
    transform: rotate(10deg);
    width: 13px;
    height: 12px;
  }
  
  /* Personalize */
  #personalize {
    position: absolute;
    top: 0;
    left: 0;
    width: 290px;
    height: 287px;
  }
  #personalize-content {
    position: relative;
    top: -5px;
    margin: 10px 0 0 5px;
    padding-left: 10px;
    width: 269px;
    height: 250px;
  }
  .background-colors {
    width: 30px;
    height: 30px;
    transition: transform 0.1s;
    border: none;
  }
  .background-colors:hover {
    position: relative;
    top: -1.5px;
    border: 1.5px solid #505050;
  }
  .background-colors:active {
    transform: scale(1.1, 0.9);
  }
  .background-colors:focus {
    outline: none;
  }
  .background-selected {
    position: relative;
    top: -1.5px;
    border: 1.5px solid #505050;
  }
  #personalize-second-line {
    margin-top: 1px;
  }
  #background-lilac {
    background-color: #df7cf1;
  }
  #background-pink {
    background-color: #f17ca6;
  }
  #background-red {
    background-color: #f17c7c;
  }
  #background-orange {
    background-color: #f1b27c;
  }
  #background-orange-yellow {
    background-color: #f1ca7c;
  }
  #background-yellow {
    background-color: #f1dc7c;
  }
  #background-lime {
    background-color: #c1f17c;
  }
  #background-green {
    background-color: #7cf17d;
  }
  #background-green-cyan {
    background-color: #7cf1bc;
  }
  #background-cyan {
    background-color: #7cf1e8;
  }
  #background-blue {
    background-color: #7cc2f1;
  }
  #background-blue-violet {
    background-color: #7c84f1;
  }
  #background-violet {
    background-color: #a17cf1;
  }
  #background-grey {
    background-color: #b8b8b8;
  }
  #select-theme {
    display: inline-block;
    position: relative;
    padding: 1px;
    width: 147px;
    border: 1px solid grey;
  }
  #select-theme:focus {
    outline: none;
  }
  
  /* Menu */
  #menu {
    position: absolute;
    bottom: 0;
    z-index: 101;
    padding: 8px;
    width: 250px;
    height: 400px;
    background-color: #101010;
  }
  #menu-content {
    font-size: 90%;
    background-color: #252525;
  }
  .menu-programs:hover {
    background-color: #303030;
  }
  .menu-images {
    position: relative;
    bottom: -9px;
    margin-left: 3px;
    width: 30px;
    height: 30px;
  }
  .menu-titles {
    display: inline-block;
    position: relative;
    top: -1.5px;
    margin-left: 4px;
    font-size: 85%;
    color: white;
  }
  
  /* More datetime */
  #datetime-more {
    position: absolute;
    right: 0;
    bottom: 0;
    padding-bottom: 5px;
    z-index: 101;
    padding: 8px;
    width: 120px;
    height: 65px;
    text-align: center;
    font-family: Nunito, sans-serif;
    color: white;
    background-color: #101010;
  }
  .exact-time,
  .day {
    position: relative;
    top: -13px;
  }
  
  /* Taskbar */
  #taskbar {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 35px;
    z-index: 102;
    background-color: #101010;
  }
  #start-button {
    display: inline-block;
    width: 50px;
    height: 50px;
    text-align: center;
    font-size: 156%;
    color: white;
  }
  #start-button:hover {
    background-color: #272727;
  }
  #start-button:active {
    background-color: #202020;
  }
  
  /* Datetime */
  #datetime {
    display: flex;
    float: right;
    flex-direction: column;
    text-align: center;
    justify-content: center;
    padding: 0 8px;
    font-size: 70%;
    color: white;
  }
  #datetime:hover {
    background-color: #272727;
  }
  #datetime:active {
    background-color: #202020;
  }
  .time {
    position: relative;
    top: -10px;
  }
  .date {
    position: relative;
    top: -30px;
  }
  
  /* About */
  #about {
    position: absolute;
    top: 0;
    left: 0;
    width: 300px;
    height: 287px;
  }
  #about-content {
    margin: 10px 0 0 5px;
    padding-left: 10px;
    width: 280px;
    height: 250px;
    overflow-y: scroll;
  }
  .about-containers {
    margin-bottom: 30px;
  }
  #about header {
    font-size: 130%;
    text-align: center;
  }
  #about li {
    line-height: 16pt;
  }
  .about-indents {
    margin-left: 15px;
    color: #808080;
  }
  #about footer {
    text-align: center;
    font-size: 70%;
  }
  
  /* Calculator */
  #calculator {
    position: absolute;
    top: 0;
    left: 0;
    width: 249px;
    height: 292px;
  }
  #display {
    margin-top: 10px;
    padding: 0 3px;
    width: 243px;
    font-size: 130%;
    font-family: Nunito, sans-serif;
    background-color: transparent;
    border: none;
    border-bottom: 1.5px solid #aaaaaa;
  }
  #display:focus {
    outline: none;
  }
  #calculation-buttons {
    margin: 11px 0 0 1px;
  }
  .calculator-buttons {
    display: inline-block;
    position: relative;
    right: -3px;
    margin-top: 3px;
    width: 45px;
    height: 40px;
    text-align: center;
    text-shadow: 0 0 0 black;
    background-color: #e1e1e1;
  }
  .calculator-buttons:hover {
    background-color: #d6d6d6;
  }
  .calculator-buttons:active {
    background-color: #c5c5c5;
  }
  .calculator-buttons span {
    vertical-align: -9px;
  }
  .dark-calculator-buttons {
    background-color: #cccccc;
  }
  .dark-calculator-buttons:hover {
    background-color: #bcbcbc;
  }
  .dark-calculator-buttons:active {
    background-color: #a6a6a6;
  }
  #window-calculator-fifth-line {
    position: relative;
    bottom: -0.5px;
  }
  #equal-button {
    position: relative;
    left: -4.5px;
    margin-top: 3px;
    width: 93.5px;
    height: 40px;
    float: right;
    text-align: center;
    background-color: #20c5d9;
  }
  #equal-button:hover {
    background-color: #1eb5c8;
  }
  #equal-button:active {
    background-color: #1ca9ba;
  }
  #equal-button span {
    vertical-align: -10px;
  }
  
  /* Text editor */
  #text-editor {
    position: absolute;
    top: 0;
    left: 0;
    width: 300px;
    height: 400px;
  }
  #text-editor-zone {
    margin: 5px;
    margin-top: 8px;
    padding: 3px;
    padding-right: 3.5px;
    width: 280.5px;
    height: 277px;
    overflow-y: scroll;
    user-select: auto;
    font-family: Arial;
    font-size: 14px;
    background-color: white;
    border: 1px solid grey;
  }
  #text-editor-zone:focus {
    outline: none;
  }
  #undo-button,
  #redo-button {
    display: inline-block;
    position: relative;
    top: -2px;
    margin-left: 2px;
    padding: 0px 8px;
    height: 20px;
    font-family: sans-serif;
  }
  #undo-button:hover,
  #redo-button:hover {
    background-color: #dddddd;
  }
  #undo-button:active,
  #redo-button:active {
    background-color: #cccccc;
  }
  #redo-button {
    position: relative;
    left: -4px;
  }
  #text-editor-functions {
    margin: 5px 0 0 6px;
  }
  #text-editor-first-line {
    margin-top: -3px;
  }
  #text-editor-second-line {
    margin-top: 4px;
  }
  #text-editor-third-line {
    margin-top: 3.5px;
  }
  .style-buttons {
    width: 22px;
    height: 22px;
    background-color: transparent;
    border: none;
  }
  .style-buttons:hover {
    background-color: #c4e3f8;
  }
  .style-buttons:active {
    background-color: #a9d6f4;
  }
  .style-buttons:focus {
    outline: none;
  }
  #bold-button {
    font-weight: bold;
  }
  #italic-button {
    font-style: italic;
  }
  #underline-button {
    text-decoration: underline;
  }
  #line-through-button {
    text-decoration: line-through;
  }
  #sup-button,
  #sub-button {
    font-size: 70%;
  }
  #sup-button sup {
    font-size: 65%;
  }
  #sub-button sub {
    font-size: 65%;
  }
  #sub-button {
    position: relative;
    top: -0.5px;
  }
  #fonts-list {
    width: 131px;
    border: 1px solid grey;
  }
  #fonts-list:focus {
    outline: none;
  }
  option[value="Arial"] {
    font-family: Arial;
  }
  option[value="Calibri"] {
    font-family: Calibri;
  }
  option[value="Cambria"] {
    font-family: Cambria;
  }
  option[value="Comic Sans MS"] {
    font-family: "Comic Sans MS";
  }
  option[value="Georgia"] {
    font-family: Georgia;
  }
  option[value="Impact"] {
    font-family: Impact;
  }
  option[value="Nunito"] {
    font-family: Nunito;
  }
  option[value="Tahoma"] {
    font-family: Tahoma;
  }
  option[value="Times New Roman"] {
    font-family: "Times New Roman";
  }
  option[value="Verdana"] {
    font-family: Verdana;
  }
  #text-editor-second-line span {
    position: relative;
    bottom: -0.5px;
    font-size: 85%;
  }
  #text-editor-color {
    width: 26px;
    height: 15px;
    background-color: white;
    border: 1px solid grey;
  }
  #text-editor-color:focus {
    outline: none;
  }
  #text-editor-second-line span:nth-child(3) {
    margin-left: 10px;
  }
  #text-editor-background {
    width: 26px;
    height: 15px;
    background-color: white;
    border: 1px solid grey;
  }
  #text-editor-background:focus {
    outline: none;
  }
  #text-editor-size {
    position: relative;
    bottom: -0.5px;
    width: 85.8px;
    height: 19px;
    border: 1px solid grey;
  }
  #text-editor-size:focus {
    outline: none;
  }
  #unordered-list-button,
  #ordered-list-button {
    width: 40px;
    height: 19px;
    opacity: 0.7;
    background-color: white;
    border: 1px solid grey;
  }
  #unordered-list-button:hover,
  #ordered-list-button:hover {
    background-color: #c4e3f8;
  }
  #unordered-list-button:active,
  #ordered-list-button:active {
    background-color: #a9d6f4;
  }
  #unordered-list-button,
  #ordered-list-button:focus {
    outline: none;
  }
  #unordered-list-button {
    margin-left: 5px;
  }
  #ordered-list-button {
    margin-right: 10px;
    padding-right: 5px;
  }
  #text-editor-between-line {
    position: relative;
    right: -1.5px;
    bottom: -1px;
    width: 1px;
    height: 12px;
    border: 0.5px solid grey;
  }
  .align-buttons {
    width: 40.3px;
    height: 19px;
    opacity: 0.7;
    background-color: white;
    border: 1px solid grey;
  }
  .align-buttons:hover {
    background-color: #c4e3f8;
  }
  .align-buttons:active {
    background-color: #a9d6f4;
  }
  .align-buttons:focus {
    outline: none;
  }
  .align-images {
    width: 10px;
    height: 10px;
  }
  #align-left-button {
    margin: 5px 0 0 16px;
  }
  
  /* Windows */
  .windows {
    background-color: #f1f1f1;
    border: 1px solid black;
    box-shadow: 0 0 7px rgba(0, 0, 0, 0.3);
  }
  .window-titles {
    display: inline-block;
    position: relative;
    top: -3px;
    margin-left: 3px;
    font-size: 80%;
  }
  
  /* Decorated scrollbars */
  .decorated-scrollbars::-webkit-scrollbar {
    width: 5px;
  }
  .decorated-scrollbars::-webkit-scrollbar-track {
    background-color: #d4d4d4;
  }
  .decorated-scrollbars::-webkit-scrollbar-thumb {
    background-color: #505050;
  }
  
  /* Close buttons */
  .close-buttons {
    position: relative;
    right: -0.5px;
    padding: 0 8px;
    float: right;
    font-size: 110%;
    transition: background-color 0.1s;
    font-family: "Times New Roman";
    font-weight: bold;
  }
  .close-buttons:hover {
    color: white;
    background-color: #e81123;
  }
  .close-buttons:active {
    background-color: #f1707a;
  }
  .close-button-contents {
    display: inline-block;
    margin: 0;
  }
  
  /* Font sizes */
  .font-sizes-85 {
    font-size: 85%;
  }
  .font-sizes-120 {
    font-size: 120%;
  }
  
  .clock {
    width: 10rem;
    height: 10rem;
    border: 15px solid white;
    border-radius: 50%;
    margin: 50px auto;
    position: relative;
    float: right;
    padding: 3rem;
    margin-right: 5rem;
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.1), inset 0 0 0 3px #efefef,
      inset 0 0 10px black, 0 0 10px rgba(0, 0, 0, 0.2);
  }
  
  .clock-face {
    position: relative;
    width: 100%;
    height: 100%;
    transform: translateY(-3px); /* account for the height of the clock hands */
  }
  
  .hand {
    width: 50%;
    height: 6px;
    background: black;
    position: absolute;
    top: 50%;
    transform-origin: 100%;
    transform: rotate(90deg);
    transition: all 0.05s;
    transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 1);
  }