ul .nav {
      list-style: none;
}

.nav li {
    display: inline;
}

.pull-left {
    float: left;
}

.step_part {
    border: solid black 1px;
    padding: 10px;
    height: 100%;

    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    margin-right: 5px;
}

.step {
    display: inline-block;
    height: 82px;
    padding-bottom: 10px;
}

.step_part img {
    vertical-align: middle;
    height: 60px;
}

ul .nav {
      list-style: none;
}

.nav li {
    display: inline;
}

.pull-left {
    float: left;
}

.step_part {
    border: solid black 1px;
    padding: 10px;
    height: 100%;

    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    margin-right: 5px;
}

.step {
    display: inline-block;
    height: 82px;
    padding-bottom: 10px;
}

.step_part img {
    vertical-align: middle;
    height: 60px;
}

.container {
    width: 90% !important;
}

Make the content span almost the width of the page
Make the content span almost the width of the page
