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

html {
    margin-top: 0 !important;
}

html, body, section {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    flex-direction: column;
}

html, body{
    display: flex;
    min-height:100vh;
}

.main-content{
    flex: 1;
    position: relative;
}