* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(to bottom, #d9edf9, #ffffff);
    display: flex;
    flex-direction: column;
    /* justify-content: center; */
    align-items: center;
    min-height: 100vh;
}

main {
    width:100vw;
    display:flex;
    justify-content: center;
}

/* page headers */
.header-input {
    display:flex;
    font-size: 12px;
}

.header-input div {
    width:100%;
}