html{
    width: 100%;
}

body{
    max-width: 500px;
    margin: 0 auto;
    background-image: linear-gradient(315deg, #748aeb 0%, #9FACE6 100%);
}

:root{
    --van-nav-bar-background-color: #000;
    --van-nav-bar-title-text-color: #FFF;
}