a {
    text-decoration: none;
}

/* padding */
.px-10 {
   padding-left: 10px;
   padding-right: 10px; 
}

/* container-center */

.container-center {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 10px;
}

/* card */

.card {
    padding: 12px;
    border-radius: 5px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
}

.card-header {
    background-color: #ADD8E6;
    display: flex;
    justify-content: center;
    border-radius: 5px;
    padding: 5px;
    font-size: 16px;
    font-weight: 600;
}

.card-title {
    padding: 5px;
}

.card-body {
    padding: 12px;
    width: 100%;
}

.card-text {
    padding: 10px;
    width: 100%;
}


/* form */

.form-control {
    padding: 5px;
    margin: 10px;
    box-shadow: 0px 4px 8px 0px rgba(0,0,0,0.2);
    border: solid;
    border-width: 1px;
    border-radius: 5px;
}

/* text-alert */

.text-alert {
    color: red;
}

/* help-text */