form[name="teacher"] div{
    width: auto;
    margin-left: 1em;
}
.form-access{
    display: flex;
    flex-direction: row-reverse;
    justify-content: left;
}
#search_registration {
    display: flex;
    justify-content: center;
    margin-left: 1em;
    margin-right: 1em;
}
.form_flex_filter {
    display: flex;
    justify-content: center;
    font-size: small;
}
.form_flex_filter select, .form_flex_filter input{
    position: relative;
    height: 1.2em;
    font-size: 1em;
    padding: 0px;
}
.form_flex_filter .btn {
    font-size: initial;
    padding-left: revert;
    padding-right: revert;
}