html {
    background-color: rgb(201, 201, 201);
    user-select: none;
    cursor: default;
}
body {
    margin: 0;
}
div.content {
    display: flex;
    flex-direction: column;
    margin: 30px 30px 0 30px;
    background-color: rgb(12, 12, 12);
    height: calc(100vh - 60px);
    padding-left: 10px;
}
h1 {
    font-family: 'Oswald';
    margin: 0;
    color: white;
    font-weight: 200;
    letter-spacing: 4px;
    font-size: 50px;
    display: flex;
    align-items: center;
    gap: 2px;
}
.line::before {
    content: "";
    width: 4px;
    height: 1.2em;
    background-color: rgb(114, 199, 255);
    margin-top: 5px;
}
p#motto {
    color: rgba(255, 255, 255, 0.521);
    font-style: italic;
    margin-top: -5px;
}
button.btn1 {
    font-family: 'Roboto';
    width: fit-content;
    padding: 20px 50px 20px 50px;
    font-size: 21px;
    font-weight: 300;
    border: none;
    letter-spacing: 2px;
    background-color: rgb(39, 39, 39);
    color: white;
    cursor: pointer;
    display: flex;
    position: relative;
    overflow: hidden;
    z-index: 2;
}
button.btn1::before {
    content: "";
    position: absolute;
    width: 4px;
    height: 3.4em;
    left: 0;
    margin-top: -20px;
    background-color: rgb(114, 199, 255);
    z-index: -1;
    transition: width 0.3s linear;
}
button.btn1:hover::before {
    width: 100%;
}
div#progress_bar {
    margin-left: -10px;
    border-radius: 0;
    height: 5px;
    border: none;
    background-color: white;
    overflow: hidden;
}
div#progress_value {
    background-color: rgb(80, 121, 255);
    width: 0%;
    height: 5px;
    transition: width 0.2s ease-in-out;
}
p#frage {
    font-family: 'Roboto';
    color: white;
    font-weight: 300;
    font-size: 25px;
}
div.forum > form {
    display: flex;
    flex-direction: column;
    font-family: 'Roboto';
    color: white;
    gap: 5px;
    font-size: 18px;
}
input[type="radio"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  cursor: pointer;
  border: 2px rgb(51, 51, 51) solid;
  border-radius: 50%;
  background-color: rgb(51, 51, 51);
  transition: background-color 0.2s ease-in-out;
}
input[type="radio"]:checked {
  background-color: rgb(80, 121, 255);
}
button.btn2 {
    border: 1px white solid;
    background: none;
    color: white;
    font-family: 'Roboto';
    font-size: 18px;
    width: fit-content;
    padding: 5px 20px 5px 20px;
    margin-top: 10px;
    cursor: pointer;
    transition: 0.2s;
}
button.btn2:hover {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.616);
    border: 1px rgba(255, 255, 255, 0.616) solid;
}
p#score {
    font-family: 'Roboto';
    color: white;
    font-weight: 400;
    font-size: 22px;
    margin-bottom: 0px;
}
p#fehler {
    font-family: 'Roboto';
    color: rgba(255, 255, 255, 0.603);
    margin-top: 0px;
    font-style: italic;
    font-size: 15px;
}
hr {
    border: none;
    height: 2px;
    background-color: rgb(201, 201, 201);
    width: 102%;
    margin-top: 0px;
    margin-left: -10px;
}
p#prozenzt {
    color: white;
    font-family: 'Roboto';
    font-weight: 300;
    font-size: 40px;
    margin-top: 10px;
}
@media (max-width: 768px) {
    div.content {
        margin: 10px 10px 0 10px;
        height: calc(100vh - 30px);
    }
}