#fotos {
  
}


.sld{  
    width: 600px;
    margin: 0px auto;
    background-color: #808080;
}


#slider{
    width: 600px;
    height: 400px;
    overflow: hidden;
    margin: 10px auto;    
}

#slider>img{
    width: 600px;
    height: 400px;
    float: left;
    display: none; 
}

a{   
    background-color: none;   
    text-decoration: none;
    color: #fff;
}


.left {
    
    float: left;
}
.right{
    
    float: right;
}