body{
    background: url(../imagenes/grafico1.jpg) no-repeat center center fixed;
    background-size: cover;
}
.main-section{
    margin: 0 auto;
    margin-top: 25%;
    padding: 0;
}

.modal-content{
    background-color: skyblue;
    opacity: .95;
    padding: 0 20px;
    box-shadow: 0px 0px 3px #848484;
}

.user-img{
    margin-top: -50px;
    margin-bottom: 35px;
}

.user-img img{
    width: 200px;
    height: 200px;
    box-shadow: 0px;
    border-radius: 50%;
}
.form-group input{
    height: 42px;
    font-size:18px;
    border: 0;
    padding-left: 54px;
    border-radius: 5px;
}
.form-group::before{
    font-family: "Font Awesome\ 5 Free";
    position: absolute;
    left: 28px;
    font-size: 22px;
    padding-top: 4px;
}
.form-group#user-group::before{
    content: "\f007";
}
.form-group#Contrasena-group::before{
    content: "\f023";
}
button{
    width: 60%;
    margin: 5px 0 25px;
}
.forgot{
    padding: 5px 0;
}
.forgot a{
    color: white;
}