html {
    padding: 0;
    margin: 0;
}

body {
    display: grid;
    grid-auto-rows: auto;
    grid-template-columns: 100%;
    grid-auto-flow: dense;
    width: 100%;
    height: 100vh;
    justify-items: center;
    align-items: center;
    background-color: #cd1f32;
    margin: 0;
    padding-top: 2em;
    padding-bottom: 2em;
    overflow: hidden;
}

.box-nodos {
    display: grid;
    width: 90%;
    height: auto;
    min-height: 50em;
    border-radius: 0.5em;
    box-shadow: rgba(15, 15, 15, 0.555) 0px 8px 27px;
    background-color: rgb(255, 255, 255);
}