* {
    box-sizing: border-box;
    margin: 0;
}

body {
    background: linear-gradient(rgba(49, 2, 126), rgba(35, 72, 85));
    background-repeat: no-repeat;
    height: 100vh;
    height: 100dvh;
    font-family: sans-serif;
    overflow: hidden;
}

img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    
}
#img-moon {
    mix-blend-mode: screen;
    object-position: center -10px;
}


main {
    position: absolute;
    top: 60%;
    left: 50%;
    translate: -50% -50%;
}

input {
    padding: 1rem;
    border-radius: 10px;
}

button {
    padding: .5rem 4rem;
    font-size: 2rem;
    border: 1px solid purple;
    border-radius: 50px;
    color: purple;
    cursor: pointer;
    letter-spacing: 2px;
    opacity: 0.8;

    &:hover {
        opacity: 1;
    }
}