body{
  padding-top:10px;
}
#USUARIOS {
	padding: 20px;
    color: #fff;
    text-align: center;
}


button {
 border: none;
 background: #3a7999;
 color: #f2f2f2;
 padding: 10px;
 font-size: 18px;
 border-radius: 5px;
 position: relative;
 box-sizing: border-box;
 transition: all 500ms ease;
}
button:before {
 content:'';
 position: absolute;
 top: 0px;
 left: 0px;
 width: 0px;
 height: 42px;
 background: rgba(255,255,255,0.3);
 border-radius: 5px;
 transition: all 2s ease;
}
button:hover {
 background: rgba(0,0,0,0);
 color: #3a7999;
 box-shadow: inset 0 0 0 3px #3a7999;
}

.boton3 {
  color: #318aac !important;
  font-size: 20px;
  font-weight: 500;
  padding: 0.5em 1.2em;
  background: rgba(0,0,0,0);
  border: 2px solid;
  border-color: #318aac;
  transition: all 1s ease;
  position: relative;
}
.boton3:hover {
  background: #318aac;
  color: #fff !important;
}