#b1 { background-image: url("../../img/login/1.png");  background-position: center; background-repeat: no-repeat; background-size: cover; }
#b2 { background-image: url("../../img/login/2.png");  background-position: center; background-repeat: no-repeat; background-size: cover;}
#b3 { background-image: url("../../img/login/3.png"); background-position: center; background-repeat: no-repeat; background-size: cover;}
#b4 { background-image: url("../../img/login/4.png"); background-position: center; background-repeat: no-repeat; background-size: cover;}
#b5 { background-image: url("../../img/login/5.png");  background-position: center; background-repeat: no-repeat; background-size: cover;}
#b6 { background-image: url("../../img/login/6.png");  background-position: center; background-repeat: no-repeat; background-size: cover;}
#b7 { background-image: url("../../img/login/7.png"); background-position: center; background-repeat: no-repeat; background-size: cover;}
#b8 { background-image: url("../../img/login/8.png"); background-position: center; background-repeat: no-repeat; background-size: cover;}
#b9 { background-image: url("../../img/login/9.png");  background-position: center; background-repeat: no-repeat; background-size: cover;}
#b10 { background-image: url("../../img/login/10.png");  background-position: center; background-repeat: no-repeat; background-size: cover;}