quiz.css

:root {
    --text-color: black;
    --primary-color: dodgerblue;
    --neutral: white;
    --font-size: 1.2rem;
    --text-color2: rgba(0%, 0%, 0%, .2);
    --gray: gray;
  }
  
  * {
    box-sizing: border-box;
    transition: all .2s linear;
  }
  
  body {
    font-family: sans-serif;
    background: url("./bg.jpeg");
    background-size: cover;
    background-repeat: no-repeat;
    background-color: var(--primary-color);
    color: var(--text-color);
    font-size: var(--font-size);
    display: grid;
    place-items: center;
    height: 100vh;
    margin: 0px;
  }
  
  main {
    width: 90vw;
    max-width: 500px;
    background: var(--neutral);
    display: flex;
    flex-direction: column;
    border-radius: .5rem;
    padding: 1rem 1rem 2rem;
    gap: .1rem;
    overflow: hidden;
  }
  
  .top-bar {
    display: flex;
    justify-content: space-between;
    color: var(--gray);
    font-size: calc(var(--font-size)*.9);
  }
  
  .time-bar {
    width: 100%;
    background: var(--text-color2);
    border-radius: 1rem;
    position: relative;
    overflow: hidden;
    height: 10px;
  }
  
  .time-left {
    position: absolute;
    height: 100%;
    width: 100%;
    left: 0px;
    top: 0px;
    background: var(--primary-color);
    border-radius: 1rem;
    transition: all 1s linear;
  }
  
  .question {
    margin: 1rem 0px;
    animation: enter .3s ease-out;
  }
  
  .box {
    padding: .5rem;
    border: 1px solid var(--gray);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    animation: enter .3s ease-out;
    cursor: pointer;
  }
  
  .box:hover,
  .active {
    background: var(--primary-color);
    color: var(--neutral);
    border: none;
  }
  
  form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  
  .bottom-bar {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    align-items: center;
  }
  
  button {
    padding: 10px;
    border-radius: 10px;
    color: var(--neutral);
    background: var(--primary-color);
    font-weight: 600;
    border: none;
    outline: none;
    font-size: calc(var(--font-size)*1.1);
    cursor: pointer;
  }
  
  button:hover {
    transform: scale(.9);
  }
  
  .bottom-bar button[disabled] {
    background: var(--text-color2);
  }
  
  .hidden {
    visibility: hidden;
  }
  
  @keyframes enter {
    from {
      transform: translateX(50%);
      opacity: 0;
    }
  }