html {
    font-size: 62.5%;
    scroll-behavior: smooth;
    margin: 0;
}

body {
    margin: 0;
}

.cover {
    position: fixed;
    top: 0;
    left: 0;
    padding-top: 1rem;
    width: 100%;
    text-align: center;
    opacity: 0;
    animation: cover 7s;
    z-index: -1;
}

@keyframes cover {
    0%{
        opacity:1;
    }
    85%{
        opacity: 1;
    }
}

p {
    font-size: 1.5rem;
    font-style: italic;
    font-weight: bold;
}

.cover img {
    width: 100%;
}

.main {
    background: white;
    /* position: fixed; */
    top: 0;
    width: 0;
    width: 100%;
    padding-top: 2rem;
    box-sizing: border-box;
    text-align: center;
    box-sizing: border-box;
    z-index: 10;
    animation: main 5s;
}

@keyframes main {
    0%{
        opacity: 0;
    }
    85%{
        opacity: 0;
    }
}

.main button {
    margin: 1rem 0;
    padding: 1.5rem;
    width: 90%;
    background: hsl(210, 100%, 56%);
    border: none;
    color: white;
    font-weight: bold;
    font-size: 1.6rem;
    letter-spacing: .1rem;
    box-shadow: .2rem .3rem .5rem gray;
    box-sizing: border-box;
}