style.css

@import url('https://fonts.googleapis.com/css2?family=Merriweather:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&family=Odibee+Sans&family=Roboto+Condensed:ital,wght@0,300;0,400;0,700;1,400;1,700&display=swap');
* {
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}

.nav-link {
    color: #fff ;
    font-family: "Roboto Condensed", serif;
    font-weight: bold;
}
.nav-link:hover{
    color: #fff;
}

.fa-heart {
    color: red;
    animation: beat .25s infinite alternate;
}

.navbar-brand{
    color: #fff;
    font-family: "Odibee Sans", sans-serif;
    font-size: 2rem;
}
.navbar-brand:hover, .nav-link:hover {
    color: #fff;
}
#background-video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -1;
}


h1 {
    color: #fff;
    font-family: "Roboto Condensed", serif;
    font-weight: bold;
}

p {
    color: lightgray;
    font-family: "Merriweather", sans-serif;
}

.btn {
    color: #fff;
    border: 2px solid green;
    border-radius: 30px;
    text-transform: uppercase;
    font-family: "Roboto Condensed", serif;
    font-weight: 400;
}

.btn:hover {
    color: #fff;
    border: 2px solid green;
}

.hero {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 100px 0 100px;
}

.typewriter {
    color: green;
    text-transform: uppercase;
}

.trivia-modal {
    background-color: rgba(255,255,255,.5);
    width: 30vw;
    height: 60vh;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 30px;
    border: 2px solid green;
    border-radius: 5px;
    z-index: 10000;
    box-shadow: 0 4rem 6rem rgba(0, 0, 0, 0.3);
    transition: all 0.5s;
    opacity: 0;
    visibility: hidden
}

.navbar {
    z-index: 1000;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 100;
    transition: all 0.5s;
    opacity: 0;
    visibility: hidden;
    transition: all ease 0.5s;
  }

label {
    font-weight: bold;
    font-family: "Roboto Condensed", serif;
    color: #000;
    font-size: 1.2rem;
    margin: 0.5rem;
}

.create-btn {
    background-color: green;
    margin-top: 1.5rem;
}

select {
    font-family: "Roboto Condensed", serif;
    color: #000;
}

.close {
    position: absolute;
    top: 1px;
    right: 1px;
    font-weight: bold;
    cursor: pointer;
    height: 40px;
    width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: green;
    border-radius: 50%;
    color: #fff;
}

.main-loader {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    transition: all ease-in-out 2s;
    opacity: 0;
    visibility: hidden;
    z-index: 100000000000;
}

.quiz-body {
    /* background-color:#EFEFEF; */
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all ease-in-out .5s;
    opacity: 0;
    visibility: hidden;
    z-index: 10000000;
    position: relative;
}

.main-container {
    padding-top: 0.2rem;
    width: 60%;
    min-height: 70%;
    box-shadow: -3px -3px 16px -5px rgba(0,0,0,0.48);
    -webkit-box-shadow: -3px -3px 16px -5px rgba(0,0,0,0.48);
    -moz-box-shadow: -3px -3px 16px -5px rgba(0,0,0,0.48);
    background-color:#EFEFEF;
}

.progress {
    background-color: green;
    width: 0px;
    height: 5px;
    transition: all ease 1s;
    border-radius: 0;
}

.correct, .wrong {
    text-align: center;
    width: 80%;
    margin: 3rem auto;
    padding: 3rem;
    font-weight: bold;
    text-transform: uppercase;
    transition: all ease-in 0.5;
    display: none;
}

.correct {
    background-color: rgb(43, 176, 174);
    color: #000;
}

.wrong {
    background-color: rgb(236, 97, 97);
    color: #000;
}

.check-answer {
    color: green;
}

.check-answer:hover {
    color: green;
    transform: scale(.9);
}

.check-tick{
    color: #FFF;
    background-color: green;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    /* display: flex;
    justify-content: center;
    align-items: center; */
    padding: 0.1rem;
}

.questions {
    padding: 3rem;
}


#question {
    color: #000;
    font-size: 1.5rem;
}

.qsn-cat {
    font-family: "Roboto Condensed", serif;
    font-weight: bold;
    font-size: 1rem;
    text-transform: uppercase;
    color: #808080 ;
}

.quiz-img {
    height: 15rem;
    transform: translateX(50%);
}

.displayBlock{
    display: block;
}

.feedback span {
    color: green;
    cursor: pointer;
}

.btn-green{
    color: #fff;
    background-color: green;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    border-radius: none;
    transition: all ease 0.5s;
    margin-left: 50%;
    border: none;
    outline: none;
    visibility: hidden;
    opacity: 0;

}

.next-question:hover {
    transform: scale(0.9);
}

.visible {
    visibility: visible;
    opacity: 1;
}

/* Heart beat animation */
@keyframes beat{
	to { transform: scale(1.3); }
}