.main {
            padding-top: 3rem;
            padding-bottom: 2rem;
            padding-left: 2rem;
            padding-right: 2rem;
        }

.waves-effect.waves-light .waves-ripple {
    background: rgba(175, 175, 175, .4);
    background: -webkit-radial-gradient(rgba(175, 175, 175, .2) 0, rgba(175, 175, 175, .3) 40%, rgba(175, 175, 175, .4) 50%, rgba(175, 175, 175, .5) 60%, rgba(175, 175, 175, 0) 70%);
    background: radial-gradient(rgba(175, 175, 175, .2) 0, rgba(175, 175, 175, .3) 40%, rgba(175, 175, 175, .4) 50%, rgba(175, 175, 175, .5) 60%, rgba(175, 175, 175, 0) 70%)
}

.side-navjhbguyghiyhi {
    z-index: 1;!important;
    background-color: transparent;
    color:black!important;
}

.opa {
    z-index: 200;
    position: relative;
}

.side-nav .collapsible a {
    color: black!important;
}
.lateral {
    padding-left: 20%;
}

.img{
    color: white;
    padding-left: 37%;
    padding-top: 5%;
    font-size: 5em;}

.codigo{
    background-color: #C2C3C1;
    border-radius: 5px;
    -webkit-box-shadow: 0 0 1px 3px #000 inset;
    -moz-box-shadow: 0 0 1px 3px #000 inset;
    box-shadow: 0 1px 3px #000 inset;
    padding: 20px;
}