header.header {
    padding: 20px 5%;
    position: fixed;
    width: 100%;
    background: white;
    z-index: 999;
    border-bottom: 2px solid #a9b141;
}
header .logo {
    margin: 0 0 3px 0;
    position: relative;
    z-index: 9999;
    height: 54px;
    float: left;
}

header .logo a img {
    height: 100%;
}

ul.redes {
    float: right;
    padding: 0;
    margin-top: 1%;
}
ul.redes li {
    float: left;
    list-style: none;
}
ul.redes li.twitter a,
ul.redes li.facebook a,
ul.redes li.linkedin a {
    background: url(/portal/img/boton_redes.png) no-repeat 0 0;
    margin-left: 8px;
    width: 30px;
    height: 30px;
    display: inline-block;
}
header.header ul.redes li.twitter a {
    background-position: 0 0;
}
header.header ul.redes li.facebook a {
    background-position: -40px 0;
}
header.header ul.redes li.linkedin a {
    background-position: -79px 0;
}
header.header ul.redes li.twitter a:hover {
    background-position: 0 -30px;
}
header.header ul.redes li.facebook a:hover {
    background-position: -40px -30px;
}
header.header ul.redes li.linkedin a:hover {
    background-position: -79px -30px;
}

header.header .cerrar {
    position: absolute;
    right: 0;
    top: 5px;
    margin-right: 5%;
    font-size: 14px;
}
header.header .cerrar a {
    color: #87888a;
    text-decoration: none;
}
header.header .cerrar a:hover {
    text-decoration: underline;
}