.head {
    width: 100%;
    height: auto;
    background-color: #e4641b;
    overflow: hidden;
    height: 45px;
}
.head .icona {
    width: 17%;
    margin-left: 0px;
    text-align: left;
    display: inline-block;
}
.head span {
    display: inline-block;
    height: 45px;
    line-height: 45px;
    font-size: 20px;
    color: white;
}
.head .he_span2 {
    width: 55%;
    text-align: center;
}
.head .he_span3 {
    width: 20%;
    text-align: right;
}