.content-wrapper{
    margin-left: 0px !important;
    min-height: 90% !important;
}
.main-footer{
    margin-left: 0px !important; 
    text-align: center;
}
.box{
    width: 75%;
    margin-left: 15%;
    text-align: center;
}

.alert p{
    margin: 0;
}