#particles {
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    position: absolute;
    z-index: -2;
}



.title {
    width: 100%;
    position: relative;
    z-index: 1;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    align-items: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    padding: 70px 15px 74px 15px;
    overflow: hidden;
    border-radius: 1rem;
}

    .title::before {
        content: "";
        display: block;
        position: absolute;
        z-index: -1;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        background-color: rgba(54,84,99,0.7);
    }

    .title span {
        
        font-size: 30px;
        color: #fff;
        text-transform: uppercase;
        line-height: 1.2;
        text-align: center;
    }

.custom-control-input:checked ~ .custom-control-label::before {
    color: #fff;
    border-color: #8ec321;
    background-color: #218838;
}

.message {
    color: red;
    font-size: 1rem;
    margin-top:15px;
    font-weight: bold;
}