* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
width: 100%;
height: 100vh;
background-color: #fff;
overflow: hidden;
}
body:hover span{
    display: none;
}
canvas{
    cursor: crosshair;
}
span{
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 40px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.btn{
    width: 15px;
    height: 15px;
    border-radius: 50%;
    position: fixed;
    top: 10px;
    right: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;justify-content: center;
    border: 1px solid red;
    padding: 10px;
    cursor: pointer;
}
.btn-panel{
    width: 500px;
    height: 200px;
    border: 1.5px solid black;
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
    display: none;
}
.btn-panel.active{
    display: block;
}
.share{
    font-size: 40px;
    text-align: center;
    padding: 5px;
    font-family: monospace;
    
}
.pp{
    text-align: justify;
    opacity: 0.7;
    line-height: 30px;
    padding: 20px;
}
.link{
    padding: 10px 15px;
    background-color: lime;
    border: none;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
    float: right;
    margin: 0 20px 20px 0;
    color: black;
    border: 1px solid black;
    font-family: monospace;
    text-decoration: none;
    transition: .2s ease-in;
}
.link:hover{
    color: lime;
    border-color: lime;
    background-color: #fff;
    box-shadow: 0 0 10px lime;
}
.highlight{
    opacity: 0.5;
    font-size: 15px;
    position: absolute;
    transform: translate(130px,20px);
}