jsalert.css

.modal_bg, .jsalert{
    position:fixed;
    z-index:100;
}
.modal_bg{
    width:100%;
    height:100%;
    top:0;
    left:0;
    background-color: #000;
    opacity:0.5;
}
.modal_bg, .jsalert{
    display:none;
}
.jsalert{
    position: relative;
    width:100%;
}
.jsalert_wrapper{
    position:fixed;
    width:500px;
    padding:10px;
    border-radius: 5px;
    top:100px;
    left:50%;
    box-shadow: 2px 2px 5px #999;
    background-color: #fff;
    margin-left:-250px;
}
.modal-body{
    padding:10px 0;
    border-top:#999 solid 1px;
}
.jsa-buttons{
    text-align: right;
}
.jsa-buttons button{
    width:120px;
    height:26px;
    border:0;
    border-radius: 4px;
    background-color: #37c;
    color:#fff;
}