JavaScript Mouse Effect03

<main>
    <section id="mouseType03">
        <div class="cursor"></div>

        <div class="mouse__wrap">
            <p>Every <span>adventure</span> requires a <span>first step</span>.</p>
            <p>모든 <span>모험</span>은  <span>첫 걸음</span>이 필요해.</p>
        </div>
    </section>
</main>

body::before {
    background: rgba(0, 0, 0, 0.6);
}
.mouse__wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: #fff;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    cursor: none;
}
.mouse__wrap p {
    font-size: 2.5vw;
    line-height: 2;
    font-weight: 300;
}
.mouse__wrap p:last-child {
    font-size: 3vw;
    font-weight: 400;
}
.mouse__wrap p span {
    border-bottom: 0.15vw dashed blueviolet;
    color: blueviolet;
}
.cursor {
    position: absolute;
    left: -0;
    top: -0;
    width: 200px;
    height: 200px;
    z-index: -1;
    border-radius: 50%;
    background-image: url(img/img04.jpg);
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    border: 5px solid #fff;
}

//요소값 알기
// const circle1 = document.querySelector(".cursor").clientWidth;  //190 : border 빠진 상태
// const circle2 = document.querySelector(".cursor").offsetWidth;  //200 : border 포함 상태

const circle = document.querySelector(".cursor").getBoundingClientRect(); //bottom height left right top width x y

function follow(e){

    gsap.to(".cursor", {duration: .3, left: e.pageX -circle.width/2, top:e.pageY -circle.height/2 });

    //출력용
    document.querySelector(".pageX").innerText = e.pageX;
    document.querySelector(".pageY").innerText = e.pageY;
}

window.addEventListener("mousemove",follow);