#wrapper{
height: 1400px;
}
#left{
width: 400px;
}
#update{
width: 420px;
margin-left: auto;
margin-right: auto;
}
#welcome{
border: 1px solid black;
width: 348px;
margin-left: auto;
margin-right: auto;
}

#right{
width: auto;
}

#travelography{
width: 470px;
margin-left: auto;
margin-right: auto;
}
#main{
height: 800px;}