*, *::before, *::after {
    box-sizing: border-box;
}

@font-face {
    font-family: Lato;
    font-weight: 500;
    src: url('../fonts/Lato/Lato-Regular.ttf');
}

h1, h2, h3, h4, h5, h6 {
    margin : 0;
}

body {
    font-family: Lato;
    font-weight: 700;
}

header{
    text-align: center;
}

.tabs-holder {
    text-align: center;
    padding: 10px;
}

.tab {
    border-radius : 4px;
    background-color : green;
    color : white;
}