#btn_StreetDay, #btn_RailDay{
    background-color: #ffcc33; /* yellow */
    border: none;
    color: white;
    width:3.2em;
    height:1.8em;
    /* padding: 15px 32px; */
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;  
    border-radius: 2px;
    box-shadow: 0 8px 16px 0 rgba(255,204,51,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
}
#btn_StreetDay:hover, #btn_RailDay:hover{
    background-color: #af8a1c;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    cursor: pointer; 
}

#btn_StreetNight, #btn_RailNight{
    background-color: #3583f8; /* yellow */
    border: none;
    color: white;
    width:3.2em;
    height:1.8em;
    /* padding: 15px 32px; */
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;  
    border-radius: 2px;
    box-shadow: 0 8px 16px 0 #3583f833, 0 6px 20px 0 rgba(0,0,0,0.19);
}
#btn_StreetNight:hover, #btn_RailNight:hover{
    background-color: #235fb9;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    cursor: pointer; 
}
#btn_StreetOff, #btn_RailOff{
    background-color: #424242; /* yellow */
    border: none;
    color: white;
    width:2.4em;
    height:1.8em;
    /* padding: 15px 32px; */
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;  
    border-radius: 2px;
    box-shadow: 0 8px 16px 0 #27272733, 0 6px 20px 0 rgba(0,0,0,0.19);
}
#btn_StreetOff:hover, #btn_RailOff:hover{
    background-color: #161616;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    cursor: pointer; 
}

#btn_NoiseSensOn, #btn_NoiseSensOff, .btn_on, .btn_off{
    background-color: #424242; /* yellow */
    border: none;
    color: white;
    width:4em;
    height:1.8em;
    /* padding: 15px 32px; */
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;  
    border-radius: 2px;
    box-shadow: 0 8px 16px 0 #27272733, 0 6px 20px 0 rgba(0,0,0,0.19);
}
#btn_NoiseSensOn:hover, #btn_NoiseSensOff:hover, .btn_on:hover, .btn_off:hover{
    background-color: #161616;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    cursor: pointer; 
}
#tourstart-btn, #balloon-startscreen{
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
}
.btn-three{
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
}
/* .btn_home{
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    width:6em;
    height:2.3em;
    border-radius: 4px;
    text-align: center;
    margin-top: -15px;
} */

.btn_standard{
    background-color: #424242; /* yellow */
    border: none;
    color: white;

    /* padding: 15px 32px; */
    text-align: center;
    text-decoration: none;
    display: inline-block;

    border-radius: 2px;
    box-shadow: 0 8px 16px 0 #27272733, 0 6px 20px 0 rgba(0,0,0,0.19);
}
.btn_standard:hover{
    background-color: #161616;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    cursor: pointer; 
}