*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    padding: 5px;
    font-family: 'Varela Round', sans-serif;
    user-select: none;
    background:linear-gradient(45deg,#f23307,#ffc300,#ff5349);
    background-size: 300% 300%;
}
.wrapper{
    width: 100%;
    padding: 5px;
}
.wrapper .video{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
}
.keypoints,h1{
    color: #fff;
}
.wrapper .video h1{
    margin: 15px;
}

button:active{
    transform: scale(0.94);
}
.wrapper .description{
    text-align: justify;
    padding: 10px;
    background-color: #ffce30;
    border-radius: 10px;
    color: #fff;
}
.wrapper .paragraph1{
    text-align: justify;
    padding: 10px;
    background-color: #4169E1;
    border-radius: 10px;
    color: #fff;
}
.wrapper .paragraph2{
    color: #fff;
    text-align: justify;
    padding: 10px;
    background-color: #FB0050;
    border-radius: 10px;
}
.activity h4{
    margin-top: 15px;
    margin-left: 10px;
    cursor: pointer;
}
.wrapper .btns{
    padding: 20px;
    display: flex;
    justify-content: center;
}
.wrapper .btns button{
    font-family: 'Varela Round', sans-serif;
    width: 150px;
    margin:10px;
    height: 50px;
    border-radius: 10px;
    background-color: #fff;
    border: none;
    text-transform: uppercase;
    box-shadow: 4px 4px #000;
    transition: transform 0.2s ease;
    cursor: pointer;
    font-size: 20px;
    font-weight: bold;
}
.keypoints{
    position: absolute;
    top: 35%;
    left: 70%;
    transform: translate(-50%,-50%);
    font-size: 30px;
}
.keypoints h2{
   padding-bottom: 10px;
}
.description,.paragraph1,.paragraph2{
    margin-bottom: 10px;
}
.row{
    width: 80%;
    max-width: 1170px;
    display: grid;
    margin: 20px auto;
    grid-template-columns: repeat(2,1fr);
    grid-gap: 50px 30px;
}
.row .video{
    overflow: hidden;
}
.row .video iframe{
    width: 100%;
    height: 35vh;
    border-radius: 10px;
    border: 2px solid #fff;
    margin-bottom: 0;
}
@media(max-width:768px){
    .row{
        width: 90%;
        grid-template-columns: 1fr;
    }
    .wrapper .paragraph1,.paragraph2{
        display: none;
    }
    .keypoints{
        margin-left: 30px;
    }
    .row .video iframe{
        width: 100%;
        height: 30vh;
    }
}

.pop-up{
    position:fixed;
    top: 0px;
    left: 0px;
    padding: 10px;
    display: none;
    z-index: 1;   
}
.wrapper{
    border:4px solid #fff;
    border-radius: 20px;
    padding: 30px;
    background-color: #00acee;
}
#flowchart{
    position:fixed;
    top: 50%;
    left: 50%;
    padding: 10px;
    display: none;
    z-index: 1;
    transform: translate(-50%,-50%);
}
.center{
    border:4px solid #fff;
    border-radius: 20px;
    padding: 30px;
    background-color: #00acee;
}
.center .close-btn{
    position: relative;
    float: right;
    top: -45px;
    font-size: 30px;
    width: 40px;
    color: #fff;
    font-size: 50px;
    height: 40px;
    text-align: center;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.2s ease;
}
.center h1{
    text-align: center;
}
.wrapper .close-btn{
    float: right;
    font-size: 30px;
    margin-right: 35px;
    margin-bottom: 20px;
    width: 40px;
    height: 40px;
    text-align: center;
    background-color: #fff;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.2s ease;
}
.close-btn{
    transform: scale(0.94);
}
.flow-chart{
    width: 60vw;
    border-radius: 10px;
    height: 500px;
}