.luogoubtn {
    padding: 6px 12px;
    margin-right: 4px;
    margin-bottom: 4px;
    display: inline-block;
    background-color: #007bff;
    border-radius: 3px;
    color: #fff !important;
    text-decoration: none!important;
    font-size: 15px;
    line-height: 30px;
    min-width: 148px;
    text-align: center;
    font-family: PingHei,'PingFang SC',Helvetica Neue,'Work Sans','Hiragino Sans GB','Microsoft YaHei',SimSun,sans-serif;
}

.luogoubtn:hover {
    opacity: .85;
    color: #fff!important;
}
.luogoubtn i {
    position: relative;
    float: left;
    width: 40px;
    height: 42px;
    margin: -6px -12px;
    margin-right: 12px;
    line-height: 40px;
    text-align: center;
    background-color: rgba(0, 0, 0, .1);
    border-radius: 2px 0 0 2px;
    font-size: 20px;
}

.luogoubtn svg {
    width: 20px;
    height: 20px;
    position: relative;
    top: 3px;
}
.luogoubtn_window {
    padding: 10px;
}
.luogoubtn_window input {
    width: 100%;
}
.luogoubtn_window span {
   margin-bottom: 10px;
    display: block;
}