*{
    padding: 0;
    margin: 0;
    /*line-height: 1;*/
    box-sizing: border-box;
    font-weight: 400;
    font-family: Avenir, Helvetica, Arial, sans-serif;
}
body {
    height: 100%;
    width: 100%;
    -webkit-user-select: none;
    /* Safari */
    -moz-user-select: none;
    /* Firefox */
    -ms-user-select: none;
    /* IE10+/Edge */
    user-select: none;
}
html{
    height: 100%;
    width: 100%;
}


div{
    box-sizing: border-box;
}