* {
    box-sizing: border-box;
    margin: 0;
    scroll-behavior: smooth;

    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 400;
}

html,
body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.no-scroll {
    overflow: hidden;
    height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Open Sans';
    font-style: normal;
    color: white;
}

a {
    cursor: pointer;
    text-decoration: none;
}

a:hover {
    text-decoration: none;
    cursor: pointer;
}

b {
    font-weight: bolder;
}

.d_none {
    display: none;
}

.d_flex {
    display: flex;
}

button:hover {
    cursor: pointer;
}