@import url('https://fonts.googleapis.com/css?family=Poppins:400,500,600,700&display=swap');

* {                     /*reset the default styles of HTML elements*/
    padding: 0;
    margin: 0;
    text-decoration: none;
    list-style: none;
    box-sizing: border-box;     /* if set the width and height to 100%, the element will fill its parent container exactly without overflowing due to padding or border.  */
}

body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}


/* styling nav bar */
nav{
    position: fixed;
    top: 0;
    z-index: 2;
    font-family: 'Poppins', sans-serif;
    display: flex;
    height: 95px;
    width: 100%;
    background-color: transparent;
    align-items: center;
    justify-content: space-between;
    padding: 0 0 0 50px;
    flex-wrap: wrap;
    transition: background-color 0.2s ease-in-out;
}

nav.scrolled {
    background-color: #253177;

}  

.logo.scrolled {
    color: #fff;
}

nav ul li a.scrolled  {
    color: #f2f2f2;
}   


  nav .logo{
    color: rgb(16, 22, 47);
    transition: color 0.2s ease-in-out;
    font-size: 35px;
    font-weight: 600;   

  }
  nav ul{
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    position: absolute;
    right: 0;
    top: 30%;
  }

  nav ul li{
    margin: 0 30px;
    position: relative;
  }
  
  .search-form input[type="text"] {   /*attribute selector, using attribute to style, attribute = "value" */
      padding: 5px;                   /*为指定的attribute加上css*/
      border-radius: 5px;             /*exp: input[type="text"] targets all <input> elements that have a type attribute with a value of text.*/
      border: none;
      margin-right: 10px;
      outline: none;  /* Remove the default blue outline */
      margin-top: 5px;
  }
    
  .search-form button[type="submit"] {
      background-color: #4CAF50;
      color: white;    
      border: none;
      padding: 5px 10px;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.3s ease;
  }
  nav ul li a{
    color: rgb(16, 22, 47);
    font-size: 18px;
    font-weight: 500;
  }


  nav .menu-btn i{
    color: #fff;   
    font-size: 22px;
    cursor: pointer;
    display: none;
  }
  
  input[type="checkbox"]{
    display: none;
  }

.layer {
    width: 70px;
    height: 70px;
    transition: 0.3s;
    margin-left: 10px;
}

.layer i{
    position: absolute;
    top: 0;
    left: 0;
    width: 40%;
    height: 45%;
    border: 1px solid var(--c);
    border-radius: 6px;
    transition: 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
}

nav .text { 
    position: absolute;
    bottom: 0;
    opacity: 0;
    width: 100%;
    left: -30%;
    text-align: center;
    color: var(--c);        /* call var() to a customization --c */
    transition: 0.3s;
}

nav ul a:hover .text {
    opacity: 1;
}


nav li a:hover .layer {
    transform: rotate(-35deg) skew(20deg);
}

nav li a:hover .layer i:nth-child(1) {
    opacity: 0.2;
    transform: translate(0,0);
}

nav li a:hover .layer i:nth-child(2) {
    opacity: 0.4;
    transform: translate(5px,-5px);
}

nav li a:hover .layer i:nth-child(3) {
    opacity: 0.6;
    transform: translate(10px,-10px);
}

nav li a:hover .layer i:nth-child(4) {
    opacity: 0.8;
    transform: translate(15px,-15px);
}

nav li a:hover .layer i:nth-child(5) {
    opacity: 1.0;
    transform: translate(20px,-20px);
}

/* customize --c */
nav li:nth-child(1) .layer i, li:nth-child(1) .text {
    --c: #12b7f5;
}

nav li:nth-child(2) .layer i, li:nth-child(2) .text {
    --c: #2aae67;
}


nav li:nth-child(3) .layer i, li:nth-child(3) .text {
    --c: #e79115;
}


nav li:nth-child(4) .layer i, li:nth-child(4) .text {
    --c: #2075fd;
    
}


nav li:nth-child(5) .layer i, li:nth-child(5) .text {
    --c: #2d8dc5;
}

nav li:nth-child(7) .layer i, li:nth-child(7) .text {
    --c: rgb(198, 56, 56);
}



.icon-badge {
    display: inline-block;
    position: relative;
}

.icon-badge .badge {
    display: block;
    position: absolute;
    top: 0;
    bottom: 10px;
    right: 0;
    left: 15px;
    width: 15px;
    height: 15px;
    text-align: center;
    background-color: gray;
    color: #fff;
    font-size: 12px;
    font-weight: bold;
    border-radius: 50%;
}

.payment {
    position: fixed;
    z-index: 3;
    top: 13%;
    left: 93%;
}  



/* styling main body */
/* styling money machine */
.navy {
    width: 100%;
    height: 750px;
    background-image: linear-gradient(to right top, #6e6e6e, #6b697a, #676485, #615f91, #585b9d, #5158a2, #4955a8, #3f52ad, #3850ad, #314eac, #284cac, #1c4aac);
    position: relative;
}

.money-machine {
    border: 10px solid rgb(114, 114, 255);
    border-radius: 50%;
    top: 25%;
    left: 60%;
    width: 350px;
    height: 350px;
    position: absolute;
    overflow: hidden;
}

.money-machine video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mm-content {
    position: absolute;
    top: 25%;
    left: 10%;
    line-height: 1.5;
    width: 500px;
    height: 450px;
}

.mm-content h1 {
    color: #fff;
    margin-bottom: 70px;
}

.mm-content button {
    position: absolute;
    top: 70%;
    color: #fff;
    border: 2px solid transparent;
    width: 120px;
    height: 40px;
    padding-bottom: 2px;
    font-size: 16px;
    text-align: center;
    border-radius: 20px;
    background-color: rgb(104, 52, 156); 
    box-shadow: 0 0 6px rgb(0 0 0 / 50%);
}

.mm-content button:hover, .mm-content a:hover {
    cursor: pointer;
    filter: brightness(1.2);
}

.ctus {
    position: absolute;
    top: 70%;
    color: #fff;
    border: 2px solid transparent;
    width: 120px;
    height: 40px;
    padding-top: 5px;
    font-size: 15px;
    text-align: center;
    border-radius: 20px;
    background-color: rgb(104, 52, 156); 
    box-shadow: 0 0 6px rgb(0 0 0 / 50%);
    left: 30%;
}

/* styling pricing sizes */
.lightgreen {
    width: 100%;
    height: 1100px;
    position: relative;
    background-image: linear-gradient(to right top, #faf5f9, #efebfa, #d7e5fd, #b5e2f8, #95dee6, #87dbda, #7ed7cb, #79d2ba, #6bd0bc, #5ccdbf, #4bcbc2, #35c8c5);
}


.pricing-title {
    position: absolute;
    top: 10%;
    left: 20%;
    width: 60%;
    height: 150px;
    text-align: center;
}

.pricing-title h1 {
    font-size: 42px;
    font-weight: 400;
    color: rgb(50, 50, 93);
}

.pricing-title p {
    margin-top: 30px;
    font-size: 42px;
    color: white;
    font-weight: 300;
}

.lightgreen .cards {
    position: absolute;
    width: 1100px;
    top: 33%;
    font-family: Camphor,Open Sans,Segoe UI,sans-serif;
    left: 12%;
    height: 600px;
    
}

.lightgreen .card2 table td{
    border: 1px solid #dddddd;
    text-align: center;
    padding: 8px;
        
    
}


.lightgreen .card1 {
    position: absolute;
    height: 600px;
    text-align: center;
    width: 550px;
    border-radius: 5px;
    background-color: white;
}

.lightgreen .card1 h2 {
    margin-top: 20px;
    margin-bottom: 20px;
    color: #24b47e;
    font-size: 1.8em;
    font-weight: 500;
}

.lightgreen .card1 p {
    color: rgb(82, 95, 127);
    font-weight: 400;
    font-size: 19px;
}

.lightgreen .cards .text {
    width: 400px;
    height: 450px;
    margin: 0 auto;
    line-height: 1.5;
}

.lightgreen .cards .text p > span {
    font-size: 50px;
}

.lightgreen .cards .text small {
    color: #8898aa;
    line-height: 1.4em;
    padding-top: 3px;
}

.feature {
    height: 40px;
    display: flex;
    justify-content: space-between;
    width: 400px;
    margin-top: 20px;
}

.started {
    position: absolute;
    bottom: 0;
    border: none;
    width: 100%;
    border-top: 1px solid black;
    left: 0;
    padding: 20px 0;
    background: #f6f9fc;
    color: #32325d;
}

.started:hover {
    filter: brightness(0.9);
}

.lightgreen .card2 {
    position: absolute;
    top: 10%;
    height: 80%;
    left: 100%;
    width: 550px;
    background-color: rgb(44, 44, 116);
    border-radius: 5px;
    color: #fff;
}


.lightgreen .card2 table {
    margin-top: 40px;
}

.lightgreen .card2 table td{
    padding: 15px;
}


/* card-components */
.green {
    position: relative;
    width: 100%;
    height: 2000px;
    background-image: linear-gradient(to right top, #e6e6e6, #d7d7e6, #c5c8e7, #aebbe8, #92afe9, #91aded, #90aaf1, #90a7f4, #b0acf8, #cdb1fb, #e7b7fb, #ffbdfa);
}


.goals {
    position: absolute;
    top: 8%;
    left: 32%;
}

.green .cards {
    position: absolute;
    top: 20%;
    left: 5%;
    display: flex;
    justify-content: space-evenly;
}

.green .card {
    border: 1px solid black;
    padding: 20px 10px 40px;
    text-align: center;
    line-height: 25px;
    width: 50%;
    background-color: #fff;
    margin-right: 70px;
    
}

.green .row1 p {
    margin-bottom: 30px;
    border-bottom: 1px solid black;

}

.green .card h3 {
    font-size: 30px;
    margin-bottom: 20px;
}

.green .row3 {
    line-height: 1.5;
}

.green .row3 p {
    border-top: 1px dashed black;
    margin-top: 30px;
    padding-top: 20px;
    margin-bottom: 90px;
}

.green .row3 a {
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px;
    background-color: #3A10E5;
    color: white;
}

.green .row3 a:hover, .standard3 a:hover {
    filter: brightness(1.2);
}


.recommend {
    position: absolute;
    top: 18.55%;
    left: 68.35%;
    background-color: rgba(16, 22, 47);
    color: white;
    border: 2px solid transparent;
    padding: 3px;
}   


.middle-row {
    position: absolute;
    top: 50%;
    left: 15%;
    border: 1px solid black;
    padding: 20px;
}

.teamplans {
    display: flex;
    
}

.teamplans p, .teamplans a, .teamplans img {
    margin-right: 30px;
    padding: 10px;
    display: flex;
    align-items: center;
    font-size: 16px;
    font-weight: 700;
}

.teamplans a {
    border: 1px solid transparent;
    border-radius: 5px;
    color: #3A10E5;
    
}

.teamplans a:hover {
    background-color: rgb(231, 220, 220);
}


/* styling table subscription features*/
.t1 {
    border-collapse: collapse;
    width: 1200px;
    height: 500px;
    position: absolute;
    margin-left: 120px;
    top: 65%;
}

.t1 .features {
    font-weight: 700;
    font-size: 32px;
}

  
.t1  td, th {
    border: 1px solid #dddddd;
    text-align: center;
    padding: 8px;
    
}
  
.t1 tr:nth-child(even) {
    background-color: #dddddd;
}
  
  
.t1 th a {
    padding: 5px 10px;
    border-radius: 3px;
    border: 1px solid transparent;
    background-color: #3A10E5;
    color: white;
    font-size: 14px;
    text-decoration: none;
  
}

.t1 th a:hover {
    filter: brightness(1.2);
}
  
.spc {
      border: none;
}
  

.ct {
    text-align: center;
}



/* styling scroll bar */
.darkblue {
    width: 100%;
    height: 600px;
    background-color: rgb(16,22,47);
    position: relative;
}

#con {
    position: absolute;     /* 做一个相对定位，他的root可以以它来作调整 */
    overflow: hidden;
    /* 设置容器大小 */
    width: 1100px;
    top: 13%;
    left: 11%;
    height: 380px;
}

#con ul img {
    width: 200px;
    height: 200px;
    border: 1px solid black;
}

#con ul img:hover {
    transform: translateY(-2px);
}

#con ul {
    position: absolute;     /* 使用绝对定位根据#con作调整 */
    left: 0;
    width: 2100px;    /*   (200 X 10) + (20 X 5) */
    height: 200px;
    margin-top: 2px;
}


#con ul li {
    width: 200px;
    list-style: none;
    float: left;
    margin-right: 20px;
}

#bu {
    width: 350px;
    position: absolute;     /* 使用绝对定位根据#con作调整 */
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);        /* 走自身宽度的一半 */  /* negative meaning move left */
}



.bu {
    border: none;
    background: none;
    color: white;
    font-size: 16px;
    text-transform: uppercase;
    position: relative;
    padding: 10px 20px;
    cursor: pointer;
    overflow: hidden;
    height: 35px;
    width: 80px;
    margin: 0 45px;
}
    
.bu::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #f64f59;
    transform: scaleX(0);
    transform-origin: right;
    transition: all 0.3s ease;
}
    
.bu:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}


/* styling FAQ */
.wrapper-faq {
    width: 100%;
    height: 2450px;
    position: relative;
    background-color: #FFF0E5;
}

.faq {
    width: 100%;
    height: 600px;
    position: absolute;
    background-color: transparent;
}

.faq-pic {
    width: 350px;
    height: 350px;
    border: 10px solid skyblue;
    box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    overflow: hidden;
    position: absolute;
    left: 67%;
    top: 20%;
}
  
.faq-pic video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faq-content {
    width: 780px;
    height: 500px;
    position: absolute;
    bottom: 30px;
    left: 6.5%;
    line-height: 1.5;
}

.faq2 {
    width: 100%;
    height: 1200px;
    top: 600px;
    position: absolute;
}

.faq2 > h1 {
    position: absolute;
    top: 2%;
    left: 2%;
    font-family: 'Pacifico', cursive; /* Use a fun and unique font */
    font-size: 44px; /* Increase the font size for emphasis */
    color: #ff69b4; /* Use a bright and fun color */
    text-shadow: 2px 2px #000; /* Add a subtle text shadow for depth */
    letter-spacing: 5px; /* Increase the letter spacing for a dramatic effect */
}

.faq2 .faq-pic {
    left: 39%;
    top: 8%;
}

.faq2 .faq-pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faq2 .faq-content {
    left: 24%;
    top: 42%;
    text-align: center;
}

.faq2 details {
    margin-bottom: 30px;
    cursor: pointer;
    border: none;
    border-bottom: 2px solid black;
    color: #141c3a;
    font-family: Apercu, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.faq2 details a {
    color: #3A10E5;
    text-decoration: underline;
}

.faq2 details a:hover {
    text-decoration: none;
}

.faq2 details summary {
    margin-bottom: 12px;
}

.faq2 details p, .faq2 details ul{
    text-align: left;
    margin-bottom: 20px;
}

.faq2 details ul li {
    margin-bottom: 30px;
}

.faq2 details summary::before {
    content: "\25BC"; /* Unicode character for down arrow */
    float: right;
    margin-right: 10px;
}

.faq2 details[open] summary:before {
    transform: rotate(180deg); /* Rotate the arrow 180 degrees when the details element is open */
    color: #007bff;
}

/* styling learner work */
.purple {
    position: absolute;
    width: 100%;
    height: 400px;
    bottom: 0;
    background-color: black;
}

.learner-work {
    position: absolute;
    width: 100%;
    height: 50%;
    color: white;
}

.learner-work h1 {
    padding: 60px 0;
    text-align: center;
}

.fr1, .fr2 {
    display: flex;
    justify-content: space-evenly;
}

.fr1 {
    margin-bottom: 80px;
}

.learner-work img {
    max-width: 100px;
    max-height: 48px
}

/* styling footer */
.footer-blue {
    position: relative; 
    background-image: linear-gradient(to right top, #6e6e6e, #6b697a, #676485, #615f91, #585b9d, #5158a2, #4955a8, #3f52ad, #3850ad, #314eac, #284cac, #1c4aac);
    width: 1074px;
    height: 770px;
    margin: 0 0 0 351px;
}

.gray {
    width: 300px;
    height: 300px;
    position: absolute;
    left: 0;
    top: 0;
    border: 1px solid rgb(225, 224, 224);
    background-color: lightgray;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-details {
    width: 700px;
    position: absolute;
    font-size: 14px;
    height: 700px;
    left: 32%;
    color: white;
    top: 7%;
}

.footer-details > p {
    margin-bottom: 40px;
    line-height: 23px;
}

.contact-method {
    margin-bottom: 30px;
    width: 400px;
    display: flex;
    justify-content: space-between;
}

.contact-method a {
    display: inline-block;
    width: 40px;
    height: 40px;
    margin: 0 10px;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease-in-out;
}

.contact-method a:hover {
    transform: translateY(-5px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.contact-method a:nth-child(1) {
    background-color: #3b5998;
}
  
.contact-method a:nth-child(2) {    
    background-color: #0077b5;
}

.contact-method a:nth-child(3) {
    background-color: #1da1f2;
}

.contact-method a:nth-child(4) {
    background-color: #e4405f;
}

.contact-method a i {
    line-height: 40px;
    display: flex;
    justify-content: center;
    text-align: center;

}

.footer-blue table {
    width: 700px;
    height: 400px;
    line-height: 30px;
}

.footer-details a {
    color:  white;
}

.footer-details table a:hover {
    text-decoration: none;
}

.footer-details a:active {
    color: darkblue;
}

.footer-details table a {
    text-decoration: underline;
}


.copyRight {
    position: absolute;
    width: 650px;
    bottom: 20px;
    display: flex;
    justify-content: space-between;

}

.privacy {
    cursor: pointer;
}  

/* Books page links */
.cta {
    position: fixed;
    z-index: 3;
    top: 89%;
    left: 87%;
    display: flex;
    padding: 10px 15px;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    color: white;
    width: 10%;
    align-items: center;
    text-align: center;
    justify-content: center;
    background: #6225e6;
    transition: 1s;
    box-shadow: 6px 6px 0 black;
    transform: skewX(-15deg);
}

.cta:focus {
    outline: none;
}

.cta:hover {
    transition: 0.5s;
    box-shadow: 10px 10px 0 #fbc638;
    
}

.wrapper span {
    transform: skewX(15deg);
}