.container
{

width:90%;

max-width:1200px;

margin:auto;

}



.header
{

display:flex;

justify-content:space-between;

align-items:center;

padding:20px;

}



.footer
{

text-align:center;

padding:20px;

}



@media(max-width:768px)
{


.header
{

flex-direction:column;

}


}