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

body{
    max-width: 1920px;
    font-size: 16px;
}

/* Flex display */
.flex { display: flex; }

/* Flex direction */
.flex-row            { flex-direction: row; }
.flex-col            { flex-direction: column; }
.flex-row-reverse    { flex-direction: row-reverse; }
.flex-col-reverse    { flex-direction: column-reverse; }

/* Flex wrap */
.flex-wrap    { flex-wrap: wrap; }
.flex-nowrap  { flex-wrap: nowrap; }

/* Justify content */
.justify-start    { justify-content: flex-start; }
.justify-center   { justify-content: center; }
.justify-end      { justify-content: flex-end; }
.justify-between  { justify-content: space-between; }
.justify-around   { justify-content: space-around; }
.justify-evenly   { justify-content: space-evenly; }

/* Align items */
.items-start     { align-items: flex-start; }
.items-center    { align-items: center; }
.items-end       { align-items: flex-end; }
.items-stretch   { align-items: stretch; }
.items-baseline  { align-items: baseline; }

/* Align content */
.content-start     { align-content: flex-start; }
.content-center    { align-content: center; }
.content-end       { align-content: flex-end; }
.content-between   { align-content: space-between; }
.content-around    { align-content: space-around; }
.content-evenly    { align-content: space-evenly; }
.content-stretch   { align-content: stretch; }
.content-baseline  { align-content: baseline; }

/* Responsive */
@media (max-width: 767px) {
    .flex {flex-direction: column;}
}