.file-select-inner, mat-form-field {
    width: 100%;
}


.file-input {
    width: calc(100% - 3em);
    float: left;
    text-overflow: ellipsis;
}

.buttons-native-select {
    position: absolute;
    top: 0;
    right: 0;
    margin-top: -19px;

    button {
        width: 3em;
        height: 3em;
    }
}