* {
    margin:0;
    padding: 0;
    box-sizing: border-box;
    background-color: #3192CB;
}

html{
    overflow-x: hidden;

}

body {
    font-family: "Doto", sans-serif;
    text-align: center;
    font-size: 22px;
    max-width: 1200px;

    position: relative;
    margin: 0 auto;

    perspective: 400px;
}
#panel {
    width: 100%;
    height: 100vh;
    background-color: rgb(27, 135, 81);
    position: absolute;
    z-index: 10;
    top:0px;
    left:0px;
    align-content: center;
    color: aliceblue;
    font-weight: bold;
    transition: all 1.7s cubic-bezier(0.075, 0.82, 0.165, 1);
    /* 3d stuff */
    transform-style: preserve-3d;
}
.slide-up{
    transform: translateY(-90vh) /*rotateX(70deg)*/;
}
#p{
margin: 100px;
}
#btn {

    background-color: chartreuse;
    padding: 10px 70px;
    border: none;
    border-radius: 10px;
    box-shadow: 12px 12px 20px #0000006c;
    margin-bottom: 200px;
    rotate: 12deg;
    font-size: 2em;
    cursor: pointer;

}
#btn:hover {
    background-color: pink;
    rotate: 2deg;
}