html,
body {
    margin: 0;
    padding: 0;
}

body {
    width: 430px;
    min-height: 280px;
    padding: 10px;
    font-family: "Arial", sans-serif;
    font-size: 14px;
    line-height: 1.4;
    background: #ecf0f1;
}

.main-menu {
    padding: 0;
    margin-top: 0;
    margin-left: 5px;
    list-style: none;
}

.main-menu li {
    display: inline-block;
    margin-left: -5px;
}

/*.main-menu li:last-child a {*/
/*    padding-right: 40px;*/
/*}*/

.main-menu a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: #ffffff;
    background-color: #2980b9;
    border-left: 2px solid #2c3e50;
}

.main-menu .active a {
    background-color: #1abc9c;
}