.language {
    position: relative;
    width: 120px;
    margin-left: 40px;
    font-weight: bold;
}
.language-selected {
    display: flex;   
    align-items: center;
    color: #fff;
    cursor: pointer;
}
.language-selected:before {
    content: '';
    display: inline-block;
    width: 30px;
    height: 30px;
    background-image: url(https://www.countryflags.io/br/flat/32.png);
    background-size: contain;
    background-repeat: no-repeat;
    margin-right: 10px;
}

.language-selected.change-br:before {
    background-image: url(https://www.countryflags.io/br/flat/32.png);
}
.language-selected.change-en:before {
    background-image: url(https://www.countryflags.io/us/flat/32.png);
}
.language-selected.change-es:before {
    background-image: url(https://www.countryflags.io/es/flat/32.png);
}

.language ul {
    position: absolute;
    width: 140px;
    background-color: #fff;
    border: 1px solid #f8f8f8;
    padding-top: 10px;
    box-shadow: 0px 1px 10px rgba(0, 0, 0, 0.5);
    display: none;
}

.language ul li {
    list-style: none;
}

.language ul li a {
    display: block;
    color: #252525;
    padding: 5px 10px;
}

.language ul li:hover {
    background-color: #f8f8f8;
}

.language ul li a:before {
    content: '';
    display: inline-block;
    width: 25px;
    height: 25px;
    background-size: contain;
    background-repeat: no-repeat;
    vertical-align: middle;
    margin-right: 10px;
}

a.br:before {
    background-image: url(https://www.countryflags.io/br/flat/32.png);
}

a.en:before {
    background-image: url(https://www.countryflags.io/us/flat/32.png);
}
a.es:before {
    background-image: url(https://www.countryflags.io/es/flat/32.png);
}

.language:hover ul {
    display: block;
}